title: Ultraviolet light irradiation as initiating agent in skin tumor formation by the two-stage method.
mesh_terms: D015127:9,10-Dimethyl-1,2-benzanthracene; D000287:Administration, Topical; D000818:Animals; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced; D003436:Croton Oil; D005260:Female; D005350:Fibroma / Q000473:pathology; D005354:Fibrosarcoma / Q000473:pathology; D006965:Hyperplasia / Q000473:pathology; D007636:Keratoacanthoma / Q000473:pathology; D008297:Male; D051379:Mice; D009374:Neoplasms, Experimental / Q000139:chemically induced; D009381:Neoplasms, Radiation-Induced; D012878:Skin Neoplasms / Q000139:chemically induced* / Q000473:pathology; D013997:Time Factors; D014466:Ultraviolet Rays
chemical_list: D015127:9,10-Dimethyl-1,2-benzanthracene; D003436:Croton Oil