Thanyarat Winitthana และ Sitthipong Thawinkarn; Thumwadee Tangsiriwatthana. (2015) Subphrenic Saline Irrigation for Reducing Postoperative Shoulder Pain after Gynecologic Laparoscopic Surgery: A Randomized Controlled Trial. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>23</i>(3), 183-189.Thanyarat Winitthana และ Sitthipong Thawinkarn; Thumwadee Tangsiriwatthana. "Subphrenic Saline Irrigation for Reducing Postoperative Shoulder Pain after Gynecologic Laparoscopic Surgery: A Randomized Controlled Trial". Thai Journal of Obstetrics and Gynaecology 23 (2015):183-189.Thanyarat Winitthana และ Sitthipong Thawinkarn; Thumwadee Tangsiriwatthana. Subphrenic Saline Irrigation for Reducing Postoperative Shoulder Pain after Gynecologic Laparoscopic Surgery: A Randomized Controlled Trial. PIMDEE Co. Ltd.:ม.ป.ท. 2015.