title: [Petr Vasil'evich Rudanovskiĭ--the chief physician of the Demidov factories].
mesh_terms: D049672:History, 19th Century; D008669:Metallurgy / Q000266:history*; D009787:Occupational Medicine / Q000266:history*; D012425:Russia (Pre-1917)
vernacular_title: Petr Vasil'evich Rudanovskiĭ--glavnyĭ medik Demidovskikh zavodov.