[The role of A. A. Letavet in the development of Soviet industrial hygiene (on his 75th birthday)].
D049673:History, 20th Century; D009787:Occupational Medicine / Q000266:history*; D014586:USSR
Rol' A. A. Letaveta v razvitii otechestvennoi gigieny truda (k 75-letiiu so dnia rozhdeniia)