Muhlisoh, Muhlisoh, Asni Hasaini, and Martini Nur Sukmawaty. 2024. “Effectiveness of Box Breathing on Respiratory Rate and Oxygen Saturation in Patients With COPD”. Indonesian Journal of Global Health Research 6 (4), 2497-2502. https://doi.org/10.37287/ijghr.v6i4.3798.