Sriwiyanti S, Detiana D. Effectiveness Of Extension Using Booklet Media Toward Between Nutrition Knowledge Children Elementary School 23 Pagar Agung Lahat Regency Year Of 2019. sjik [Internet]. 2021 May 2 [cited 2025 Oct. 5];10(1):56-62. Available from: https://sjik.org/index.php/sjik/article/view/597