Elfira, Eqlima. “Aplikasi Latihan PMR (Progressive Muscle Relaxation) Berbasis Arduino UNO Pada Pencegahan Nyeri Sendi Lansia”. Jurnal Pengabdian Barelang 3, no. 02 (July 19, 2021): 42–45. Accessed November 24, 2024. https://forum.upbatam.ac.id/index.php/jpkm/article/view/3680.