KHALEK, E. M. A.; ABDEL-SALAM, D. M. Acute respiratory tract infections in children under 5 years of age in Upper Egypt. International Journal Of Community Medicine And Public Health, [S. l.], v. 3, n. 5, p. 1161–1166, 2017. DOI: 10.18203/2394-6040.ijcmph20161377. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/873. Acesso em: 26 oct. 2025.