Ghassap, Sawsan Ahmad, Alaa Ibrahim Rashad, Samirah Ali Alamri, and Hamad Dafalh Alrakhimy. “Asthma and Chronic Obstructive Pulmonary Disease (COPD): Gastro-Oesophageal Reflux Disease (GERD)”. International journal of health sciences 2, no. S1 (January 15, 2018): 277–296. Accessed April 28, 2026. https://sciencescholar.us/journal/index.php/ijhs/article/view/15217.