[Evaluation of the quality and effectiveness of the prophylactic work of the labor union physicians (Yaroslavl)].
D007750:Labor Unions; D009787:Occupational Medicine; D011314:Preventive Health Services; D011787:Quality of Health Care; D012426:Russia; D000078329:Workforce
Ob otsenke kachestva i effektivnosti profilakticheskoĭ raboty tsekhovykh vracheĭ (Iaroslavl')