[History of the sanitary epidemiological services in the railroad transportation].
Krivulia
S D
SD
D004813:Epidemiology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control* / Q000628:therapy; D009786:Occupational Health Services / Q000266:history* / Q000458:organization & administration; D011890:Railroads / Q000266:history*; D012425:Russia (Pre-1917); D012499:Sanitation / Q000266:history*