Mohammed, Mohammed, and Hewa Hama. “CLINICAL, ENDOSCOPIC AND ESOPHAGEAL PH-IMPEDENCE STUDY IN PATIENTS WITH HEARTBURN REFERRED TO KURDISTAN CENTER FOR GASTROENTEROLOGY AND HEPATOLOGY”. JOURNAL OF SULAIMANI MEDICAL COLLEGE, vol. 7, no. 2, Aug. 2017, pp. 95-109, https://doi.org/10.17656/jsmc.10111.