Girma, M., E. Loha, A. Bogale, N. Teyikie, C. Abuye, and B. J. Stoecker. “Iodine Deficiency in Primary School Children and Knowledge of Iodine Deficiency and Iodized Salt Among Caretakers in Hawassa Town: Southern Ethiopia”. The Ethiopian Journal of Health Development, vol. 26, no. 1, Sept. 2016, https://ejhd.org/index.php/ejhd/article/view/190.