Sari ANIS, Novitasari A. The Effect of Hand Washing with Soap Education Using Puzzle Media on Hand Washing with Soap Behavior in Elementary School Age Children. International Journal of Advanced Health Science and Technology [Internet]. 2024 Oct. 25 [cited 2025 Feb. 14];4(5):360-5. Available from: http://ijahst.org/index.php/ijahst/article/view/395