Nuhan, Helena Golang, Syasa Indriani Sampulawa, and Slamet Santoso Kurniawan. “The Effectiveness of Hand Hygiene Education Using Audiovisual Media in Preventing Diarrhea in Elementary School Children at SDN 05 Lubang Buaya, East Jakarta”. Jurnal Kesehatan Masyarakat Perkotaan 6, no. 1 (June 18, 2026): 162–173. Accessed September 21, 2026. https://journal.thamrin.ac.id/index.php/jkmp/article/view/3517.