Setyowati D, Ragil RA, Andriyanti A. The Relationship Between Parental Knowledge About Stimulation and Child Development in Playgroup Classes in Bluru Kidul Village, Sidoarjo. KESANS [Internet]. 2026 Feb. 6 [cited 2026 Feb. 12];5(4):863-72. Available from: https://kesans.rifainstitute.com/index.php/kesans/article/view/566