Data Systems Humans Magnetic Resonance Imaging/methods *Multiparametric Magnetic Resonance Imaging Muscles Retrospective Studies *Urinary Bladder Neoplasms/diagnostic imaging Diffusion magnetic resonance imaging Neoplasm grading Radiographic image enhancement Urinary bladder neoplasms Urologic surgical procedures

Diffusion Magnetic Resonance Imaging Humans Magnetic Resonance Imaging/methods Muscles Sensitivity and Specificity Urinary Bladder/diagnostic imaging/pathology *Urinary Bladder Neoplasms/diagnostic imaging/pathology Vesical Imaging-Reporting and Data System multiparametric magnetic resonance imagine muscle-invasive bladder cancer staging urothelial carcinoma