EL SAWY, I. H.; MOAZ, P. A.-S.; FAROUK EL DERINY, G. M.; ABD EL MONIEM EL KHOLY, M. S. Serum 25-hydroxy vitamin D in asthmatic children and its relation to disease severity. International Journal Of Community Medicine And Public Health, [S. l.], v. 6, n. 2, p. 454–460, 2019. DOI: 10.18203/2394-6040.ijcmph20185510. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/4170. Acesso em: 20 may. 2026.