Kittitongsophon, W., Wangwonsin, A., & Jariya, W. (2022). Factors influencing parents’ behaviours to promote early childhood development of 1–3-year-old children with delayed language development in Thailand: 10.55131/jphd/2023/210111. Journal of Public Health and Development, 21(1), 150–160. https://doi.org/10.55131/jphd/2023/210111