Soto, J., Soto, C., Pérez, J., Hernández, J. and Gastélum, G. 2018. Muscular relaxation and depression among patients diagnosed with multiple sclerosis: a multiple-case study. Revista Ciencias de la Actividad Física UCM. 19, 1 (Mar. 2018), 1-7. DOI:https://doi.org/10.29035/rcaf.19.1.4.