Yusniar, F., Dunggio, A. R. S., Suharyono, S., & Pratiwi, D. (2020). A Systematic Review of Pranayama Yoga as a Complementary Therapy in COPD Patients. International Journal of Psychosocial Rehabilitation, 24(7), 7888-7898. https://doi.org/10.61841/dxr84h92