Asmamaw, A., Getachew, T., Gelibo, T., Taye, G., Bekele, A., Teklie, H., Defar, A., Tadesse, M., Tadelle, T., Amenu, K., Assefa, Y. and Kebede, A. 2017. Determinants of full valid vaccine dose administration among 12-32 months children in Ethiopia: Evidence from the Ethiopian 2012 national immunization coverage survey. The Ethiopian Journal of Health Development . 30, 3 (Jan. 2017).