title: [Petr Petrovich Alekseev (on his 60th birthday)].
mesh_terms: D013502:General Surgery / Q000266:history; D049673:History, 20th Century; D012426:Russia; D012577:Schools, Medical / Q000266:history
vernacular_title: Petr Petrovich Alekseev (k 60-letiiu so dnia rozhdeniia