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