AKHTAR, S.; AHMED, A.; RANDHAWA, M. A.; ATUKORALA, S.; ARLAPPA, N.; ISMAIL, T.; ALI, Z. Prevalence of Vitamin A Deficiency in South Asia: Causes, Outcomes, and Possible Remedies. Journal of Health, Population and Nutrition, [S. l.], v. 31, n. 4, p. 413–423, 2014. DOI: 10.3329/jhpn.v31i4.19975. Disponível em: https://www.banglajol.info/index.php/JHPN/article/view/19975. Acesso em: 20 oct. 2021.