[Soviet trade unions and the organization of sanatorium-health resort treatment and rest and recreation for workers].
D006294:Health Resorts / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D007750:Labor Unions / Q000266:history*; D009784:Occupational Diseases / Q000628:therapy*; D011998:Recreation; D012146:Rest; D014586:USSR
Sovetskie profsoiuzy i organizatsiia sanatorno-kurortnogo lecheniia lecheniia i otdykha trudiashchikhsia.