Differences the Effectiveness of Using Conventional Toothbrush and Modified Toothbrush Handle (SIGIGA) in Reducing Debris Index With Children in Down Syndrome. International Journal of Advanced Health Science and Technology [Internet]. 2024 Aug. 12 [cited 2025 Jul. 25];4(4):160-5. Available from: https://ijahst.org/index.php/ijahst/article/view/373