Hamdan H. Al-Hazmi, Fahad A. Al-Yami, Raed M. Almannie, Jawaher S. Al-Emran, Mashael A. Hussain, Rana F. Alhumaemydi, Sara S. Aljebrin, Aljohara K. Aldhaish and Mahmoud S. Trbay 2018. Age of Initiation and the Factors Associated with Toilet Training in Healthy Saudi Children. Journal of King Abdulaziz University: Medical Sciences. 25, 1 (Apr. 2018), 15–22. DOI:https://doi.org/10.4197/Med.25-1.3.