[Life devoted to the development of Soviet industrial hygiene (Avgust Andreevich Letavet)].
D049672:History, 19th Century; D049673:History, 20th Century; D009787:Occupational Medicine / Q000266:history*; D012425:Russia (Pre-1917); D014586:USSR
Zhizn', otdannaia razvitiiu sovetskoĭ gigieny truda.