[Role of Aleksandr Petrovich Smirnov in the development of occupational hygiene].
D000047:Academies and Institutes / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D009031:Moscow; D009787:Occupational Medicine / Q000266:history*; D011635:Public Health Administration / Q000266:history*
Rol Aleksandra Petrovicha Smirnova v razvitii gigieny truda