Abi Ari Sandy, Septriandi, Zanu Saputra, and Yus Dwi Santi. “Healthcare Queue Management: IoT-Based Automated Patient Calling System for Primary Care Facilities”. ELECTRON Jurnal Ilmiah Teknik Elektro 6, no. 2 (November 30, 2025): 192 –. Accessed April 17, 2026. https://www.jurnalelectron.cit.desa.id/index.php/electronubb/article/view/425.