Setyo Irawan, D.W. and Chrisdiono, H. 2024. ASSOCIATION OF BETA BLOCKER USE AND COPD MORTALITY: A SYSTEMATIC REVIEW. Journal of Advanced Research in Medical and Health Science (ISSN 2208-2425). 10, 5 (May 2024), 85–94. DOI:https://doi.org/10.61841/vfr8c875.