Relationship between the histopathological stage and the frequency of lymphatic metastases in the cancer of the urinary bladder.
D002277:Carcinoma / Q000473:pathology*; D002291:Carcinoma, Papillary / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D002295:Carcinoma, Transitional Cell / Q000473:pathology*; D006801:Humans; D008207:Lymphatic Metastasis; D001749:Urinary Bladder Neoplasms / Q000473:pathology*