Dr Mian Shah Yousaf, et al. “GASTROINTESTINAL EFFICACY OF OMEPRAZOLE IN PATIENTS WITH GASTROESOPHAGEAL REFLUX DISEASE”. Journal of Population Therapeutics and Clinical Pharmacology, vol. 31, no. 2, Feb. 2024, pp. 2153-64, https://doi.org/10.53555/jptcp.v31i2.4592.