title: [G. V. Khlopin and cotemporary aspects of occupational medicine: sources, parallels, prospects].
authors.forename: N F
authors.initials: NF
authors.lastname: Izmerov
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009787:Occupational Medicine / Q000266:history* / Q000639:trends*; D012426:Russia