Gardenghi, G., Kushida, C. L., Dias, A. F., Cruz, J. B., de Lima, K. R., & de Souza, A. H. (2019). Pilot study of viability in the use of cycle ergometer for upper limbs in the immediate postoperative period of cardiac surgery. Journal of Physiotherapy Research, 9(2), 179-186. https://doi.org/10.17267/2238-2704rpf.v9i2.2303