Aswa, Ponidi, Srinur Nilawati, Ardianto, Andrianto, Sofyan, and Risa Riyanti. 2018. “The Relationship Of Hands Washing With The Event Of Diarrhea In Children Aged 7-8 Years Old In Class I SD Negeri 050685 Tanjung Selamat Kebun Jalan Besar Batang Sarangan, Padang Tualang TA. 2018 2019”. Science Midwifery 7 (1, October):51-58. https://doi.org/10.35335/midwifery.v7i1, October.569.