Girón-Damas , C, P Molina-Gómez, N López-Méndez, and M C Osuna-Pérez. 2021. “EFFECTIVENESS OF EXERCISE IN CHRONIC FATIGUE SYNDROME. SYSTEMATIC REVIEW”. Cuestiones De Fisioterapia 50 (2): 137-49. https://cuestionesdefisioterapia.es/index.php/cf/article/view/74.