[Professor V. A. Levashev (on the 50th anniversary of his death)].
D049672:History, 19th Century; D049673:History, 20th Century; D011634:Public Health / Q000266:history; D013242:Sterilization / Q000266:history; D014586:USSR
Professor V. A. Levashev (k 50-letiiu so dnia smerti)