[Nikolai Evgen'evich Vvedenskii, his life and scientific activities; 100th anniversary of his birth].
D000846:Anniversaries and Special Events; D049672:History, 19th Century; D049673:History, 20th Century; D019369:Life; D036801:Parturition; D012586:Science
BIOGRAPHY
Nikolai Evgen'evich Vvedenskii, ego zhizn' i uchenie; k stoletiiu so dnia rozhdeniia.