Trisnowiyanto, Bambang, and Arif Fadli. “Effectiveness of PTR Home-Based Exercise and Education Program in COPD Patients: Systematic Review”. FISIO MU: Physiotherapy Evidences 5, no. 1 (November 19, 2023): 33–41. Accessed November 17, 2025. https://journals2.ums.ac.id/fisiomu/article/view/3043.