Anh, Tran Quynh, Le Thi Huong Ly, và Nguyen Thi Lien Huong. 2021. “Knowledge and Practice of Handwashing With Soap Among Mothers of Children Aged under 11 in Some Mountainous Provinces in Vietnam, 2019”. Tạp Chí Y học Dự phòng 31 (4):92-99. https://doi.org/10.51403/0868-2836/2021/341.