O. Bolaji, V. Adebara, O. Adebami, and J. Owa, “Maternal Serum Zinc Levels and Fetal Malnutrition of Term Babies in Nigeria”, Pak. J. Nutr., vol. 15, no. 7, pp. 673–679, Jun. 2016, doi: 10.3923/pjn.2016.673.679.