[1]
. S. . Javed, N. us . Sehar, S. . Samreen, M. . Raza, Q. . Sajjad, and A. . Saleemi, “Comparison of Two Hours Fasting with Conventional 8 Hours Fasting Before Undergoing Upper Gastrointestinal Endoscopy: Fasting Before Undergoing Upper Gastrointestinal Endoscopy”, PBMJ, vol. 4, no. 2, pp. 263–267, Dec. 2021.