Wiyono, W. H., Riyadi, J., Yunus, F., Ratnawati, A., & Prasetyo, S. (2006). The benefit of pulmonary rehabilitation against quality of life alteration and functional capacity of chronic obstructive pulmonary disease patient assessed using St George’s respiratory questionnaire and 6 minutes walking distance test. Medical Journal of Indonesia, 15(3), 165-72. https://doi.org/10.13181/mji.v15i3.232