Muhammad Mudasir, Imran Ullah, Obaid Ur Rehman, Talha Durrani, Faheem Ur Rahman 2023. Chronic Obstructive Pulmonary Disease Patients have A Higher Risk of Developing Gastroesophageal Reflux Disease than the General Population A-Multi-Center-Study. Pakistan Journal of Medical & Health Sciences. 16, 11 (Jan. 2023), 454. DOI:https://doi.org/10.53350/pjmhs20221611454.