Effects of a strength physical exercise program in chronic lymphocytic leukemia patients on quality of life, mental health, and frailty: a randomized controlled trial study protocol - Sánchez-González, Juan Luis; Fernández-Rodríguez, Eduardo José; Méndez-Sánchez, Roberto; Polo-Ferrero, Luis; Puente-González, Ana Silvia; de Ramón, Cristina; Marcos-Asensio, Sara; Blázquez-Benito, Patricia; Navarro-Bailón, Almudena; Sánchez-Guijo, Fermín; Martín-Sánchez, Carlos (Frontiers in Sports and Active Living, 2025)