Estrada, J, M C Machado, L Januário, H Jardim, J Sequeira, A Jorge, J Xavier, H Estevão, A Vilarinho, and M Guedes. 1997. “How Our Pediatric Services Work”. Acta Médica Portuguesa 10 (2-3). Lisbon, Portugal:141-9. https://doi.org/10.20344/amp.2400.