STEVENSON, J L Induction of pulmonary tumors in C57 BL mice using strings impregnated with 20-methyl-cholanthrene. [electronic resource] - Acta cytologica - 126-8 p. digital Publication Type: Journal Article ISSN: 0001-5547 Subjects--Topical Terms: AnimalsBenz(a)AnthracenesHumansLung NeoplasmsMethylcholanthreneMiceNeoplasmsNeoplasms, Experimental