[Investigations on possible carcinogenic properties of certain bitumens].
D002273:Carcinogens / Q000032:analysis*; D006838:Hydrocarbons / Q000494:pharmacology
D002273:Carcinogens; D006838:Hydrocarbons; C006647:asphalt
BITUMEN/effects; CARCINOGENS/determination
Ispytanie vozmozhnogo blastomogennogo deistviia nekotorykh bitumov.