MUHAMMAD WAQAS ASHFAQ , RAI MUHAMMAD ASGHAR , SABA NAIM KHAN. Vitamin D Deficiency Among Healthy Infants. Journal of Rawalpindi Medical College, Rawalpindi, Pakistan, v. 18, n. 1, 2014. Disponível em: http://journalrmc.com/index.php/JRMC/article/view/380. Acesso em: 8 feb. 2026.