title: [Problems of work and health protection for workers in the activities of N. A. Semashko (on the 100th anniversary of his birth)].
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D009787:Occupational Medicine / Q000266:history; D011634:Public Health / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
vernacular_title: Voprosy okhrany truda i zdorov'ia rabochikh v deiatel'nosti N. A. Semashko (k 100-letiiu so dnia rozhdeniia)