[Some problems of the etiopathogenesis, clinical aspects and expertise of atrioventricular heart rhythm in flight personnel].
D000337:Aerospace Medicine; D001145:Arrhythmias, Cardiac; D006801:Humans; D012849:Sinoatrial Node; D014586:USSR
Nekotorye voprosy étiopatogeneza, kliniki i ékspertizy atrioventrikuliarnogo ritma serdtsa u letnogo sostava.