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The patterns of development and distribution of production, including agricultural production, common to the country, are also characteristic of the exclave Kaliningrad region. However, spatial isolation from other Russian regions causes, firstly, a greater dependence on external geoeconomic and geopolitical factors and, secondly, a clearer manifestation of the patterns of spatial differentiation in the economy. Research methods are based on the spatio-temporal analysis of statistical data, using...

There is a large number of ways to measure the size of the spleen by ultrasonography. Methodically correct examination is the key to the accurate determination of splenomegaly. The article describes well-known methods for determining its size and volume, which are used in sonography, computed tomography and magnetic resonance imaging. The aim of the study is to identify the most accurate way to measure the volume of the spleen during ultrasound examination. Therefore, the authors performed the ultrasound...

Being in close proximity to the local community and its needs, a modern rural library in the Russian space is designed to be not only a center for users to access information, but also a place of education, cultural and intellectual activities, adaptation of residents to rapidly changing political, socio-economic, and psychological conditions. The rural library should act as an institution of socialization through developing a system of traditional values and pre­serving local culture, positioning...

The article proposes the periodic system of glass formation which is based on the model of glass formation where the possibility of forming glasses based on simple substances and simi­lar alloys is associated with the features of the electronic configurations of atoms, such as sta­ble electronic configurations s0, s2, p0, p3, p6, d0, d5, d10, f 0, f 7 and f 14. It results in primary and secondary periodic dependence of the tendency to glass formation of substances of differ­ent nature. Presumably...

Multi-activity special economic zones occupy a certain place among the Russian SEZs and have fundamentally differ from other types of economic zones. The peculiarities of their position in the strategically important regions of Russia determines the special mode of operation, separate federal laws, as well as interest for researchers. This article discusses the multi-activity SEZ of the Russian Federation located in the Kaliningrad region, Magadan region, the Republic of Crimea and the city of Sebastopol...

The center-periphery theory is one of the oldest and most frequently applied theories in spatial development. The aim of this article is to conduct a critical analysis of the center-periphery theory at the present stage, highlighting its strengths and weaknesses. To achieve this objective, an analysis was conducted of Russian and foreign works by specialists from various fields who have studied the center-periphery theory. The essential features of the theory and its transformation over time in terms...

The article provides data on the present-day species composition of Sphagna in the Wittgirrensky peatland (the territory of the Carbon Polygon “Rossyanka”, Slavsk District, Kaliningrad Region). The authors found 8 species of Sphagnum mostly growing in hydrophilic habitats at the bottom of drainage ditches and flooded depressions on the outskirts of the peatland, while the major part of the peatland shows unfavorable environmental conditions for the development of Sphagnum. The situation may well...

The results are summed up on the introduction of 70 taxa of plants of the genus Acer L. in the Kaliningrad region (since 1922). The history of the introduction of plants in the collection fund of the region, taxonomic composition, distribution in various functional objects of landscaping, protected areas and forest phytocenoses of the region, seasonal rhythm of development has been studied; Biomorphological and ecotypic structures have been identified; an assessment of environmental plasticity and...

A clinical observation of the first experience of surgical treatment of a postnecrotic pancreatic cyst by applying percutaneous gastrocystoanastomosis is described. Surgical treatment was performed under endotracheal anesthesia under the control of a fibrogastroscope, radiation methods (ultrasound navigation devices and x-ray equipment). An improved Lunderquist set was used. The Seldinger technique was used, a low-traumatic percutaneous percutaneous intervention: puncture and double drainage of the...

Changes in the spatial structure of rural settlement, which occur primarily under the influence of structural transformations in the economy, turn urban agglomerations into the drivers of growth. The periphery becomes, as a rule, depressive. This forces the regional authorities to work out programs for the regional development of peripheral territories characterized as backward areas with depopulation and population outflow, poor infrastructure, low incomes and high rates of unemployment. However...

The article presents the results of a survey of 127 first-year students of the Medical Institute of the Baltic Federal University named after Immanuel Kant. According to the results of the survey, it turned out that students who do not have academic debts in anatomy and Latin have a more pronounced motivation for learning than students with academic debts in these disciplines. It is shown that successful and unsuccessful students have a different idea of the importance of the subjects of the first...

In Russia, the polarization of the centers of human-geographic research is increasing. The role of Moscow as a leading center of human geography is growing. One of the centers of the secondary level, where the research is actively developing, is Kaliningrad. Its scientists collaborate with the other research centers and actively participate in network projects studying the socio-economic geography of Russia. Based on the eLibrary database, the scientific potential of Kaliningrad, and, above all,...

The change in borders as a result of World War II spawned massive displacements of millions of people that affected East Prussia, ceded to the USSR and Poland. The article examines the migration processes caused by these changes in the territory of the former German province, i. e. in the Kaliningrad region of the RSFSR, the Klaipeda region of the Lithuanian SSR and the Olsztyn voivodship of Poland. The purpose of the study is to compare the conditions, course and results of the deportation of Germans...

The article is devoted to studying the territorial patterns of the formation of an innovative space and ensuring innovation security at a municipal level. The geogra­phy of the study covers the municipalities of the Rostov region. The analysis of some indicators of innovative activity characterizing the level of provision of residents and small and medium-sized businesses of municipali­ties in the region with financial and information and communication services, supporting the entrepreneurial infra­structure...

The practice of managing large urban agglomerations in the status of metropolitan areas is underrepresented in modern Russian conditions. Spatial planning documents concerning agglomerations usually do not reflect the realities and relations within these formations, which have de facto existed for a long time. Moreover, the experience in managing such forms of settlement is accumulated abroad, where active reorganization of the management system is regularly taking place, the paradigms and principles...

The aim of the article is to analyze the level and frequency of the psycho­pathology prevalence (stress-related disorders) in adolescent girls and women of fertile age and to identify the relationship with contextual factors that ad­versely affect health. The research found that the most important contextual factors affecting psychological health and the prevalence of psychopathologies in adolescent girls and women of fertile age are family environment, the lack of supportive intrafamily relationships...

Social innovations are important for solving the problems of rural devel­opment, since due to the intensification of polarization processes, the backlog of living conditions in rural areas from cities increases. Based on the statisti­cal reporting and agricultural censuses, the article assesses the changes and spatial distribution of production, social and demographic processes in rural areas of the Kaliningrad region over the past three decades. The differences in the situation in the west (in the...

The article is aimed at reconstructing the paleoecological conditions in the Gdansk Basin of the Baltic Sea in the Late Holocene. The hydrological and hydrochemical conditions of its isolated bottom layer are strongly influenced by water exchange with the North Sea, which in connected to the World Ocean. Information on environmental conditions in the past is necessary to understand the observed changes in the Baltic Sea ecosystem, to identify the natural and anthropogenic components of these changes...

In the Kaliningrad region, as well as in other regions of Russia, the cen­ter-peripheral model of economic development directly affects the transfor­mation of the regional settlement system. Over the past 10 years, the dynam­ics of the population in rural settlements of the region has been determined by agglomeration and transport-geographical factors. The analysis of changes in the population of 1,068 settlements in the region (excluding cities and urban-type settlements) and their transport and...

Rural settlement in Russia and its dynamics are subject to the general laws of spatial development of the economy and demography, the most im­portant of which is polarization. At the same time, regional settlement sys­tems differ greately due to both physical and economic geographical factors, which may show some discrepencies because of the vast country's territory. These differences are taken into account in the Spatial Development Strategy of the Russian Federation, but require further study through...

The coastal area of Russia is a dynamically developing region of the coun­try, the geopolitical and geostrategic importance of which has grown significant­ly in recent decades due to changes in the external conditions of development. The differences in the socio-economic development of the coastal area of Russia are reflected in the numerous gradients of the migration situation, the study of which determines the purpose of this article. The study relies on typology, statis­tical and general scientific...

In the late XX — early XXI centuries, the growth of marine activity is one of the most obvious and significant global trends. The multidimensional "turn" to the Sea is fully inherent in modern Russia. The article attempts to comprehend and conceptualize the effects of the spatial concentration of the national "marine" economy, as well as its complex formation and clusteriza­tion in the framework of the conceptual development of the "strongholds of coastal borderlands"...

The article analyses the results of the examination and treatment of 18 patients with acute biliary pancreatitis (ABP). They underwent endoscopic retrograde endobiliary interventions (EREBV), which were performed in the X-ray surgery under endotracheal anesthesia using X-ray vision and included the following: endoscopic retrograde cholangiopancreaticography (ERCP), en­doscopic papillosphincterotomy (EPST), lithotripsy, lithoextraction, duct stenting. The following types of EPST, subtotal, limited...

Recognizing the leading role of large urban agglomerations in the devel­opment of any region, it should be noted that small towns perform their equal­ly important function as reference points in the regional framework of the set­tlement system. In strategic regions, like the ones of the Western borderland, small towns, inter alia, become significant for ensuring national interests along the state border of Russia. The article presents the author's version of the typology of small towns in the Western...

... adolescents: New perspectives // Schizophrenia Research . 2018. Vol. 200 . P. 56—67. 2. Fink M., Taylor M. A. The catatonia syndrome: forgotten but not gone// Ar­chives of General Psychiatry. 2009. Vol. 66. P. 1173. 3. Heijden F. M. van der, Tuinier S., Arts N. J. et al. Catatonia: disappeared or un­der-diagnosed? // Psychopathology. 2005. Vol. 38. P. 3. 4. Sienaert P., Dhossche D. M., Vancampfort D. et al. A clinical review of the treat­ment of catatonia // Frontiers in Psychiatry. 2014. Vol. 5. P....

The article analyses the environmental impact of agriculture on the eco­logical status of river basins in four peripheral districts of the Kaliningrad re­gion (Pravdinsky, Ozersky, Nesterovsky and Krasnoznamensky). The author studied the current condition of agriculture in the considered districts. In the study the established methodology for assessing the quality of water bodies was used to define the ecological state of watercourses in four peripheral dis­tricts considering the nutrient impact...

The article describes a clinical case of surgical treatment of postgastrore­section syndrome, represented by a peptic ulcer of gastroenteroanastomosis, ulcerative bleeding and a shortened (insufficient length) adductor loop. Com­plications wereseen to have resulted from insufficient volume of gastric resec­tion, while a small length of the adductor loop created certain difficulties for reconstructive surgery. We performed an adequate resection of the organ stump and found a solution to the problem...

The authors have conducted a comprehensive assessment of Kaliningrad suburban areas and identified the coastal landscape and recreation area within the ring road impact. Comprehensive analysis resulted in the typology of in­ter­nal areas considering how favorable they can be for further recreation and tou­rism development. The article brings about certain ideas for the further use of Kaliningrad seaside suburbian recreational spaces in the frames of sus­tainable developmenthave. 1. Белоусов В....

The article evaluates the economic security of the Rostov region, a west­ern border region of Russia under the conditions of geoeconomic turbulence. Using complementary methods of the economic-statistical analysis of dynamic series and expert interviewing, the author describes multidimensional intra-regional processes triggered by external economic shifts. Empirical research shows a decrease in several economic indicators and the response of the re­gion's economy to external challenges. The Rostov...

The issue of breast silicone implants reliability is getting widely dis­cussed in the world. The article presents the results of an anonymous survey of more than three hundred women with a of mammoplasty in medical histo­ry. We analyzed whether post-surgery complications depend on age, surgical access, and the manufacturer of the prosthesis. The study showed that age and surgical access are not associated with the occurrence of complications. Com­monly known breast silicone implants are produced...

The combination of two major economic and geographical factors — the presence of the border and access to the sea — largely determine the features of socio-economic development of the coastal regions of the Western borderlands of Russia and, as a consequence, the migration processes here. The purpose of the article is to identify the importance of these factors for migration in the coastal regions of the Western borderlands of Russia. The study showed that almost all the studied regions use their...

The article reviews the influence of various factors on the accuracy and reproducibility of liver stiffness measurements using shear wave elastography (SWE), as well as on the reliability of judgments about the norm and patholo­gy. The tasks included analyzing the factors affecting the accuracy of meas­urements of liver stiffness depending on the equipment; testing various SWE techniques for their advantages and disadvantages; identifying the factors de­pending on the patient (body mass index, gender...

The article is devoted to the urgent problem of economic security of the Russian border regions, directly adjacent to Ukraine: Kursk, Belgorod, Voro­nezh, Rostov and Krasnodar regions. The study is going to assess the level of economic security in these regions, as well as its dynamics after 2014, taking into account cyclical features and long-term trends that have been in effect since the early 2000s. Having analyzed the research papers and public dis­course, the study built the picture of intraregional...

A medical examination on a selected group of young people demonstrated a negative correlation between the body mass index and the heart rate at rest, which disappeared after some physical activity. Physical activity was observed to change the heart rate variability under the influence of the changes mag­nitude in the initial heart rate. No correlation between body mass index and heart rate variability was established. 1. Амосов Н. М. Энциклопедия Амосова. Алгоритм здоровья. М., 2018. 2. Беленко...

Spleen, as a lymphoid organ, can activate itself in certain diseases, which is macroscopically manifested by splenomegaly. At certain stages of a disease development, splenomegaly may be an only symptom. There are different ways to detect splenomegaly with physical diagnostic methods and instru­mental studies, but their results can be rather contradictory. The aim of the research is to provide a critical analysis of a varity of instruments. The article offers a good review of a varity of papers and...

The aim of the study is to facilitate informationally the social and preven­tive programs aimed at preserving and improving the health of the population. The study involved 563 respondents, residents of the Kaliningrad region; 22.2 % of them were men and 74.4 % were women. The age of respondents varies from 18 and older. The mean age of the survey par­ticipants is 39.8 years of age. The survey participants differently assess their level of DM awareness. Specifically, 48.9 % of respondents consider...

While transiting to an innovation economy, cities are the most important centres of concentration of intellectual capital. However, their distribution around the territory of the country is not even. Various Russian cities also demonstrate significant differences between the systems of new scientific knowledge reproduction. The article focuses on the mesoscale study of spatial patterns in concentration of national centres of competence. The scientific cen­tres are classified according to their ability...

The “gravitational force” of the sea is an important factor in regional de­velopment, and though it has not been sufficiently studied, it has received in­creasing attention in the last two decades. The article focuses on the economic features of 11 federal subjects of the Russian Federation located along its mar­itime borders in the west of the Arctic, Baltic and Azov-Black Sea basins. The regions under study vary from each other, but each of them plays a vital role in the country's economy. The...

The article focuses on the examples of modern diagnostics of compression neuropathy of the median nerve in the carpal canal, because currently the unanimous assessment of the results during ultrasound and ENMG seems to be problematic. The purpose of the work is to propose a standard for the most effective algorithm for diagnosing patients with CCS. The study was per­formed on 98 patients examined in the Kaliningrad regional clinical hospital, the department of traumatology and orthopedics at the...

Artificial electromagnetic fields are a byproduct of the electrical or elec­tronic devices as an inevitable consequence of the modern scientific and tech­nical progress, and at the same time poorly studied environmental impact fac­tor. Research of current levels and spatial distribution of electromagnetic fields in Kaliningrad aimed at mapping, defining statistically significant characteristics for types of land use and building types, revealing abnormal areas and their correspondence to hygienic...

The article focuses on the results of a sociological survey of the city resi­dents the main purpose of which is to identify the features of the geographical image of their city. The authors attempt at answering the question whether the comprehensive image of urban geospace coincides with the urban devel­opment tasks stated by the urban planners, city government and architects. The methodology designed by the authors determines the interview as a pri­mary tool for collecting research material. The...

The article focuses on the neuropsychology of hearing and the impact of learning on the development of musical ear in various musical fields. The goal is to determine whether there is a difference in the development of tone and interval sound perception among musicians in different areas of study. Zero hypothesis (H0): The lack of dependence of the perception accuracy of sounds and intervals (absolute and relative musical ear) on the field of mu­sical training. Alternative hypothesis (H1): The accuracy...

The article focuses on changes in the composition of the Pregolya water eco-systems in the city of Kaliningrad due to the anthropogenic transfor­mation of the coastal area from 2013 to 2018. The work identifies the modern structure of the Pregolya eco-systems. The research included standard meth­ods of studying the aquatic vegetation. The lower current of the river Preg­olya within the Kaliningrad city borders is studied for the period from 2013—2019. The associations are named in the traditions...

The article contains all the available data on average monthly discharges and water levels for the rivers under study, that provided the background for the hydrological series of these characteristics which are found to be in a close stochastic connection. Linear regression equations connect the average month­ly discharges and water levels in the rivers under study. They also provide for the graphs of the relationship between the considered values, and the bounda­ries of their confidence intervals...

The study discusses the key current problems and parameters of the mo­dern fishing industry in Russia. Given the EU and US restrictive measures towards Russia and reciprocal food import restrictions by our country, the condition of the domestic fishing industry is of particular interest. The article analyzes the quantitative parameters of the industry, identifies key leading companies, shows the dynamics of the number of enterprises in the coastal regions from 2007 to 2017, and reveals the geographical...

The article focuses on normative values of the liver shear wave elas­tography and comparison of various works in elastography of the internation­al and Rus­sian research. A variety of normal values of liver stiffness during shear wave elastography obtained by different authors when measuring on various devices are presented. The normal range of liver stiffness measure­ments in healthy peo­ple var­ies widely: the normal liver elasticity values may vary in range of 1.5—7.5 kPa on measuring by transient...

A retrospective review of previously obtained results of regional geomor­phological studies, their chronological systematization, highlighting the main results and the nature of research at every stage of study can serve a good in­troduction to this field of science. The article focuses on the papers of the late 19th century on geological-geomorphological and eco-landscape studies of the Russian sector of the southeastern part of the Baltic Sea. The chronological stages of research development are...

Population dynamics is one of the key categories of socio-economic development of territories. Cities, as the main carriers of innovative potential, need constant influx of human resources. The purpose of this article is to identify the nature of the influence of the cities’ coastal position on the dynamics of their population by the example of the Baltic region countries. The dependence of the popultaion dynamics on the coastal location of the city is studied with the reference to the methods of...

The socio-economic development of countries and world regions during recent decades has been affected by the confrontation of global and regional centres of power, their growing geoeconomic and geopolitical rivalry, accom­panied by increasing geopolitical turbulence. The article aims to substantiate the concept of geopolitical turbulence in its socio-geographical projection. Spe­cial emphasis is made on its manifestations in the territorial organization of society and its structures. The author reveals...

The article presents the results of the photosynthetic pigments content ana­lysis (chlorophyll a, b and carotenoids) in the leaves of one of the most com­mon representatives of the urban herbaceous plants — reed fescue Festu­ca arun­dinacea Schreb., in controlled experimental conditions. The content of pigments in the leaves in one day after treatment with organic compounds sharply decreases compared to three days occurred after treatment with pen­tane, hexane, benzene, as well as mixtures of pentane...