Ramrit, S., Kumban, W., Keeratisiroj, O., & Siritaratiwat, W. (2018). Reliability of the Gross Motor Function Classification System-Expanded and Revised in children with cerebral palsy aged less than 6 years by physical therapy students. Archives of Allied Health Sciences, 29(3), 298–306. Retrieved from https://he01.tci-thaijo.org/index.php/ams/article/view/116072