[60th anniversary of the Chair of Occupational Hygiene of the Leningrad Medical Institute of Sanitation and Hygiene].
D049673:History, 20th Century; D009787:Occupational Medicine / Q000266:history*; D012426:Russia; D012581:Schools, Public Health / Q000266:history*
Kafedre gigieny truda Leningradskogo Sanitarno-Gigienicheskogo Meditsinskogo Instituta 60 let.