Yulastri, Yulastri, Era Madona, Anggara Nasution, and M. Irmansyah. 2025. “The Elderly Alzheimer Patient’s Portable Tools for Position Detection With SMS Notifications”. Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics 3 (4): 156-63. https://doi.org/10.35882/ijeeemi.v3i3.213.