Vaccination outside the national vaccination plan for children aged 2 to 4 years: factors associated with compliance from the perspectives of the pediatrician and the general practitioner. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 32, n. 1, p. 16–28, 2016. DOI: 10.32385/rpmgf.v32i1.11686. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/11686. Acesso em: 17 apr. 2026.