Arabyaghoubi, M. 2018. Zinc as an Essential Nutritional Component of Human Body: A Systemic Review: Zinc as an Essential Nutritional Component of Human Body: A Systemic Review. International Journal of Pharmaceutical & Biological Archive. 9, 02 (Jul. 2018). DOI:https://doi.org/10.22377/ijpba.v9i02.1584.