ALSHATWI, Ali A. Zinc Nutritional Status of Preschool Children in Riyadh City. Pakistan Journal of Nutrition, Pakistan, v. 5, n. 5, p. 429–431, 2006. DOI: 10.3923/pjn.2006.429.431. Disponível em: https://pjnonline.org/pjn/article/view/386. Acesso em: 15 aug. 2025.