Antineoplastic Agents/*therapeutic use Carcinoma Transitional Cell/pathology/*therapy Chemotherapy Adjuvant Cystectomy Cystoscopy Humans Lymph Node Excision Muscle Smooth/*pathology *Neoadjuvant Therapy Neoplasm Invasiveness *Organ Sparing Treatments Progression-Free Survival Proportional Hazards Models *Radiotherapy Adjuvant Survival Rate Urinary Bladder Neoplasms/pathology/*therapy Bladder preserving Cancer Muscle invasive Radical cystectomy Trimodal