A. Agarwal, A. Ranjan, C. Garg, and M. Agarwal, “Inadequate Nasogastric Drainage In Acute Intestinal Obstruction (A Rare Cause With Literature Review): Inadequate Nasogastric Drainage In Acute Intestinal Obstruction”, Natl J Integr Res Med, vol. 6, no. 4, pp. 105–106, Jan. 2018.