[Study on roentgenological diagnosis of the urinary bladder, especially tumor].
D000818:Animals; D003287:Contrast Media; D003558:Cystoscopy; D006801:Humans; D011859:Radiography; D051381:Rats; D001745:Urinary Bladder Diseases / Q000000981:diagnostic imaging*; D001749:Urinary Bladder Neoplasms / Q000000981:diagnostic imaging*
D003287:Contrast Media