00693naa#a2200181#i#450# EN\INFRA-M\bibl\75186 /en/manage/index 20250901205155.1 2500-0489 20231231b2023####ek#y0engy0150####ca RU Socially significant diseases in Russian healthcare: the problem of social protection of the population of the Kursk region Journal article Moscow INFRA-M Academic Publishing LLC. 2023 3 с. Journal article local Общие вопросы математических и естественных наук. 50 Ugrovataya M. S. fht.editorum.ru /en/manage/index