00541naa#a2200181#i#450# EN\\bibl\13883 /en/manage/index 20250206162726.4 2409-3750 20161115b2016####ek#y0engy0150####ca RUS RU ACQUIRED HEART VALVULAR DISEASE (PART I) Journal article Tula LLC Information and publishing center Innovations and investments 2016 0 с. Journal article local Belyaeva Elena fht.editorum.ru /en/manage/index