H. Malekpour, A. Noori, S. Abdi, M. Abbasinazari, A. Mahboubi, and M. A. Ghamsari, “Is the Addition of Sublingual Melatonin to Omeprazole Superior to Omeprazole Alone in the Management of Gastroesophageal Reflux Disease Symptoms: A Clinical Trial”, Turkish Journal of Gastroenterology, vol. 34, no. 12, pp. 1206–1211, Jan. 2023.