วงษ์วัฒนะ ภ. and วณิชากรตระกูล พ. (2019) “The Study for Evaluating the Effective Duration of Omeprazole Treatment in Larygopharyngeal Reflux”, Journal of Medicine and Health Sciences, 26(3), pp. 102–112. available at: https://he01.tci-thaijo.org/index.php/jmhs/article/view/231291 (accessed: 11 October 2026).