El Kariema, Imania Halwa, Sandu Siyoto, and Ratna Wardani. “Evaluation and Implementation Registration of Outpatient With Online Systems at Health Services Center”. Journal for Quality in Public Health 4, no. 2 (April 30, 2021): 106–112. Accessed October 24, 2025. https://www.jqph.org/index.php/JQPH/article/view/198.