Incidence of COVID-19 in children and young people who play federated football - Seijo Bestilleiro, R.; Suanzes Hernández, J.; Batalla Bautista, D.; Pereira Rodríguez, M. J.; González Martín, C.; Garcia Rodriguez, M. T.; Pértega Díaz, S. (Sports Health: A Multidisciplinary Approach, 2022)