Tarigan, A. P., Pandia, P., Mutiara, E., Pradana, A., Rhinsilva, E., & Efriyandi, E. (2018). Impact of Lower-Limb Endurance Training on Dyspnea and Lung Functions in Patients with COPD. Open Access Macedonian Journal of Medical Sciences, 6(12), 2354–2358. https://doi.org/10.3889/oamjms.2018.381