“Correct Handwashing Education According to WHO Guidelines at MI Muhammadiyah Needs Magelang District”. ABDIMAS: Jurnal Pengabdian Masyarakat 4, no. 2 (January 3, 2022): 1130–1133. Accessed January 27, 2026. https://journal.umtas.ac.id/ABDIMAS/article/view/903.