title: [Natural sources of carcinogenic hydrocarbons].
mesh_terms: D001580:Benzopyrenes / Q000032:analysis; D002274:Carcinogens, Environmental; D007220:Industrial Waste / Q000032:analysis; D010944:Plants / Q000032:analysis; D011083:Polycyclic Compounds / Q000032:analysis*; D012989:Soil Pollutants / Q000032:analysis; D014586:USSR; D014874:Water Pollutants, Chemical / Q000032:analysis
chemical_list: D001580:Benzopyrenes; D002274:Carcinogens, Environmental; D007220:Industrial Waste; D011083:Polycyclic Compounds; D012989:Soil Pollutants; D014874:Water Pollutants, Chemical
vernacular_title: O prirodnykh istochnikakh kantserogennykh uglevodorodov.