THE EFFECT OF VIDEO AND SIMULATION COUNSELLING ON CHILDREN’S KNOWLEDGE ABOUT HAND WASHING USING SOAP IN THE PRIVATE VOCATIONAL SCHOOL OF LAMBANDIA DISTRICT EAST KOLAKA DISTRICT: Counselling about hand washing using soap. ijhsrd [Internet]. 2020 Aug. 28 [cited 2026 Aug. 26];2(1):39-45. Available from: http://ijhsrd.com/index.php/ijhsrd/article/view/26