Putri, Anggi Resina, Eti Poncorini Pamungkasari, and Hanung Prasetya. “Factors Affecting Early Detection and Stimulation by Mothers and Their Impact on Receptive Language Skills of Children Age 4 to 6 Years”. Journal of Maternal and Child Health 5, no. 3 (May 16, 2020): 235–242. Accessed May 30, 2024. https://www.thejmch.com/index.php/thejmch/article/view/385.