Hafiz, Muhammad, Faisal Yunus, Maulana Suryamin, Mohammad Fahmi Alatas, and Adityo Wibowo. 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.