Mahyar, A., P. Ayazi, V. Chegini, M. Sahmani, S. Oveisi, and S. Esmaeily. “Serum Zinc Concentrations in Children With Acute Bloody and Watery Diarrhoea”. Sultan Qaboos University Medical Journal, vol. 15, no. 4, Nov. 2015, pp. 512-6, https://journals.squ.edu.om/index.php/squmj/article/view/2084.