title: [Etiological factors in bladder tumors].
mesh_terms: D000818:Animals; D001391:Azo Compounds / Q000009:adverse effects; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014364:Tryptophan / Q000378:metabolism; D001749:Urinary Bladder Neoplasms / Q000209:etiology* / Q000401:mortality
chemical_list: D001391:Azo Compounds; D014364:Tryptophan