Risnah, Risnah, Eny Sutria, Wahdaniar Wahdaniar, and Muhammad Irwan. 2022. “Students’ Hand-Washing Behaviour Based On Behavioral System Models As An Effort of Covid-19 Prevention”. Al-Sihah: The Public Health Science Journal 14 (1), 114-23. https://doi.org/10.24252/al-sihah.v14i1.28781.