Arifiana R, Ayuanda LN, Krisnawaty E. The Effect of Mother’s Knowledge about Child Supplementation on Giving Supplementation During the Covid-19 pandemic. UJHS [Internet]. 2022 Jun. 23 [cited 2024 May 5];2(1):22-9. Available from: https://e-journal.urecol.org/index.php/ujhs/article/view/135