Morillo Gutiérrez B, Albañil Ballesteros MR, Onoda M, Jiménez Alés R, Lupiani Castellanos MP, Ares Álvarez J, et al. Nationwide multicentre study on the organization of primary care paediatrics services in the first wave of the COVID-19. Rev Pediatr Aten Primaria. 2021;23:383-90.