00778naa#a2200253#i#450# EN\INFRA-M\bibl\7269 /en/manage/index 20250404095127.5 2075-4094 20150930b2015####ek#y0engy0150####ca RUS RU Congenital heart disease: an abnormality of the structure of the aortic valve - a four-cusped aortic valve (clinical case) Journal article Moscow INFRA-M Academic Publishing LLC. 2015 5 с. Journal article local Bykov V. Kuznetsov A. A. Kuznetsova T. Brovko L. Shidlovskiy I. Lishchuk A. Ivanov D. test.editorum.ru /en/manage/index