Mortality risk from neurodegenerative disease in sports associated with repetitive head impacts: preliminary findings from a systematic review and meta-analysis - Morales, Javier S.; Valenzuela Ruiz, Pedro Luis; Saco Ledo, Gonzalo; Castillo‐García, Adrián; Carabias, Cristina S.; McCrory, Paul; Santos Lozano, Alejandro; Lucía Mulas, Alejandro (2022)