Aribowo, Aretha Sarah, Noer Saelan Tadjudin, and Michael Wiyandi. “BAKTI SOSIAL PENYULUHAN LOW BACK PAIN UNTUK LANSIA DI PANTI WERDHA KRISTEN HANA”. Jurnal Bakti Masyarakat Indonesia 5, no. 3 (February 8, 2023). Accessed July 22, 2024. https://journal.untar.ac.id/index.php/baktimas/article/view/20548.