Moreno Pérez D, García Sánchez N, Arístegui Fernández J, Ruiz Contreras J, Álvarez García FJ, Hernández Merino A, et al. Seasonal influenza vaccination in children and adolescents. Recommendations of the Vaccine Advisory Committee of the Spanish Society of Paediatrics for the 2016-2017 campaign. Rev Pediatr Aten Primaria. 2016;18:e173-e197.