[The struggle to improve working conditions; safety measures and improvement of workers' health].
D000056:Accident Prevention; D000062:Accidents, Occupational; D009729:Nursing; D009784:Occupational Diseases / Q000517:prevention & control; D014586:USSR
Opyt bor'by za uluchshenie usloviĭ truda, techniki bezopasnosti i ozdorovlenie rabochikh.