Studies of the mechanism of tumour initiation.
D000818:Animals; D001551:Benz(a)Anthracenes; D004273:DNA, Neoplasm; D066298:In Vitro Techniques; D009374:Neoplasms, Experimental / Q000139:chemically induced*
D001551:Benz(a)Anthracenes; D004273:DNA, Neoplasm