[Academician Boris Vasil'evich Petrovskiĭ as a heart surgeon (on his 60th birthday)].
D006348:Cardiac Surgical Procedures / Q000266:history*; D049673:History, 20th Century; D014586:USSR
Akademik Boris Vasil'evich Petrovskiĭ kak kardiokhirurg (K 60-letiiu so dnia rozhdeniia)