Phosida, Phanicha. 2016. “Effects of A Thai Traditional Music Listening Program on Acute Pain Alleviation and Early Ambulation Among Patients During the First 48 Hours After Open Abdominal Surgery”. Siriraj Medical Journal 68 (5):284-90. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/69328.