Diagnostic Accuracy of Post-Neoadjuvant Treatment Restaging Magnetic Resonance Imaging in Rectal Cancer in the Era of Total Neoadjuvant Treatment - Gaurav Ravi Kumar; Karthigaiselvi Murugesan; Ramakrishnan Ayloor Seshadri; Pradeep Jeyakumar; Shirley Sundersingh (Journal of Gastrointestinal and Abdominal Radiology)