Boonda, W. “Results of an Emergency Medical Services Systems Development Model at the Scene of Wangthong Hospital in Phitsanulok Province”. 2024. Public Health Innovation Research and Development - การวิจัยและพัฒนานวัตกรรมสาธารณสุข, vol. 2, no. 1, Apr. 2024, https://thaidj.org/index.php/phird/article/view/14613.