“THE EFFECTIVENESS OF METHOD, VIDEO, IMAGE, AND SONG ON HAND WASHING BEHAVIOR IN 1ST-3RD GRADERS OF SDIT PERMATA MULIA MOJOKERTO” (2018) INTERNATIONAL JOURNAL OF NURSING AND MIDWIFERY SCIENCE (IJNMS), 2(02), pp. 137–144. doi:10.29082/IJNMS/2018/Vol2/Iss02/133.