00550naa#a2200181#i#450# EN\INFRA-M\bibl\10369 20251210144602.3 2500-3313 20160225b2016####ek#y0engy0150####ca RUS RU Medical cards as a method of improving the availability and quality of medical services Journal article Moscow INFRA-M Academic Publishing LLC. 2016 0 с. Journal article local Ekimova Anastasiya Melnikov Vitaliy zh-szf.ru