Ileosigmoid Knotting Causing Double-Lumen Acute Intestinal Obstruction and Gangrene- Review and a Case Report. - GUPTA, ARUN KUMAR; ANSARI, MD ABU MASUD; JAYANT, SNEH; GOEL, SHUBHAM; BANSAL, LALIT KUMAR (Journal of Clinical & Diagnostic Research, 2020)