O'GRADY, Kerry-Ann F et al. SMS reminders to improve the uptake and timeliness of the primary immunisation series in infants: a multi-centre randomised controlled trial . Communicable Diseases Intelligence, [S. l.], v. 46, 2022. DOI: 10.33321/cdi.2022.46.15. Disponível em: https://ojs.cdi.cdc.gov.au/index.php/cdi/article/view/414. Acesso em: 3 apr. 2026.