Abiaka, C., & Machado, L. (2012). Nitric Oxide and Antioxidant Enzymes in Venous and Cord Blood of Late Preterm and Term Omani Mothers. Sultan Qaboos University Medical Journal, 12(3), 300–305. Retrieved from https://journals.squ.edu.om/index.php/squmj/article/view/1690