[The 50th anniversary of the first conference of departments of preventive medicine].
D003226:Congresses as Topic / Q000266:history; D004501:Education, Medical / Q000266:history*; D049673:History, 20th Century; D006920:Hygiene; D011315:Preventive Medicine / Q000193:education / Q000266:history*; D014586:USSR
K 50-letiiu pervogo soveshchaniia profilskticheskikh kafedr