Humans *Lymph Node Excision Lymphatic Metastasis Muscle Smooth/pathology Neoplasm Invasiveness Prognosis Urinary Bladder Neoplasms/pathology/*surgery Cáncer vesical con infiltración de la muscular Linfadenectomía Lymph node anatomical territory Lymphadenectomy Muscle invasive bladder cancer Oncological value Territorios anatómicos ganglionares Valor oncológico