[Medical service-1 of the sources of increase of work efficiency].
D004185:Disability Evaluation; D006801:Humans; D009784:Occupational Diseases / Q000453:epidemiology / Q000517:prevention & control; D009787:Occupational Medicine; D014586:USSR
Meditsinskaia sluzhba-odin iz istochnikov povysheniia proizvoditel'nosti truda.