Rengaswamy, R. and L., T. 2018. Evaluation of upper gastro intestinal endoscopy among HIV positive and negative patients at a tertiary care hospital: a comparative study. International Journal of Advances in Medicine. 5, 5 (Sep. 2018), 1213–1216. DOI:https://doi.org/10.18203/2349-3933.ijam20183896.