[Comments on the article "Principles of the classification of jobs according to the degree of severity, harmfulness and danger" (E. N. Marchenko, I. S. Kandror, L. S. Rozanov)].
D000062:Accidents, Occupational / Q000517:prevention & control; D009784:Occupational Diseases / Q000517:prevention & control; D009787:Occupational Medicine; D014937:Work
Zamechaniia po stat'e "K voprosu o printsipakh klassifikatsii rabot po stepeni tiazhesti, vrednosti i opasnosti" (E. N. Marchenko, I. S. Kandror, L. S. Rozanov.