Tantemsapya, N., M. Laohapensang, and S. Udompunturak. “Validation of Clinical Scoring System in the Primary Care of Children with Suspected Acute Appendicitis”. Siriraj Medical Journal, vol. 57, no. 11, Nov. 2005, pp. 481-5, https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245628.