title: Histopathogenesis of bracken fern-induced experimental tumor of urinary bladder.
mesh_terms: D000818:Animals; D005260:Female; D008297:Male; D009374:Neoplasms, Experimental / Q000209:etiology; D010939:Plant Poisoning; D010947:Plants, Toxic; D051381:Rats; D012737:Sex Factors; D001749:Urinary Bladder Neoplasms / Q000145:classification / Q000209:etiology* / Q000473:pathology