[50th anniversary of the 1st Conference of Scientific Institutions for the Study and Control of Occupational Diseases].
D003226:Congresses as Topic / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control*; D014586:USSR
K 50-letiiu pervogo sovershchaniia nauchnykh uchrezhdeniĭ po izucheniiu i bor'be s professional'nymi bolezniami