“Analyzing the Relationship Between Online Patient Registration System Implementation, Service Effectiveness, and Patient Satisfaction at Drs. H. Amri Tambunan Regional General Hospital”. JURNAL KESMAS DAN GIZI (JKG) 9, no. 1 (October 30, 2026): 90–98. Accessed October 30, 2026. https://ejournal.medistra.ac.id/index.php/JKG/article/view/3645.