[Problems of work and health protection for the workers in southern Russia on the pages of Lenin's "Iskra"].
D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D008131:London; D009524:Newspapers as Topic / Q000266:history*; D009787:Occupational Medicine / Q000266:history*; D012425:Russia (Pre-1917); D013557:Switzerland
Voprosy okhrany truda i zdorov'ia rabochikh iuga Rossii na stranitsakh leninskoĭ "Iskry".