“DEVELOPING AN ATUTOMATIC U-SHAPED TOOTHBRUSH FOR CHILDREDN WITH SPECIAL NEEDS”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH 8, no. 4 (November 30, 2025): 5356–5362. Accessed November 2, 2026. https://goretanpena.com/jurnal/index.php/JSSR/article/view/4231.