Blas, Lara, et al. “AEROBIC AND STRENGTH EXERCISES IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD): A CASE STUDY”. MHSalud: Revista En Ciencias Del Movimiento Humano Y Salud, vol. 13, no. 2, Dec. 2016, https://doi.org/10.15359/mhs.13-2.4.