Hafiz, M., Yunus, F., Suryamin, M., Alatas, M.F. and Wibowo, A. 2023. Prevalence and Risk Factors of GERD among Stable COPD Patients. Jurnal Respirasi. 9, 1 (Jan. 2023), 1–6. DOI:https://doi.org/10.20473/jr.v9-I.1.2023.1-6.