Sarmiento, Annie Jane, Diane Carla Bernardo, and Iris Thiele Isip-Tan. “A Randomized Controlled Trial on the Effectiveness of Short Message Service (SMS) Reminders in Improving Postpartum Follow-up Among Gestational Diabetes Mellitus Patients”. Journal of the ASEAN Federation of Endocrine Societies 34, no. 1 (July 30, 2019): 62. Accessed November 21, 2024. https://asean-endocrinejournal.org/index.php/JAFES/article/view/489.