A, Saringcarinkul, Pin-on P, Chiratthanapong N, Chuasuwan S, and Sattayopas P. 2019. “Pain Severity and Pain Control Following Intracranial Surgery”. Biomedical Sciences and Clinical Medicine 58 (4):199-209. https://he01.tci-thaijo.org/index.php/CMMJ-MedCMJ/article/view/170228.