Kumar, A., S. S. Paswan, S. Kishor, and V. Bhandari. “Clinical Outcome in Low Socioeconomic Patients With Severe Acute Pancreatitis Treated Either With Early Nasogastric Tube or Total Parenteral Nutrition: A Randomized Controlled Trial”. International Surgery Journal, vol. 6, no. 6, May 2019, pp. 1907-11, doi:10.18203/2349-2902.isj20192280.