Tumor incidence and cellularity in lungs of mice given various dose schedules of urethan.
D000367:Age Factors; D000818:Animals; D002452:Cell Count; D005260:Female; D006965:Hyperplasia / Q000139:chemically induced; D008168:Lung / Q000187:drug effects*; D008175:Lung Neoplasms / Q000139:chemically induced*; D051379:Mice; D009374:Neoplasms, Experimental / Q000139:chemically induced; D009929:Organ Size; D014520:Urethane / Q000008:administration & dosage*
D014520:Urethane