Manurung HR. The effect of providing a variety of food menus on increasing toddler weight at preschool harapan bangsa north labuhan batu regency in 2020. midwifery [Internet]. 2022 Dec. 30 [cited 2026 Aug. 26];10(5):3946-52. Available from: https://www.midwifery.iocspublisher.org/index.php/midwifery/article/view/1027