Pin Sriprajittichai และผู้แต่งคนอื่นๆ. (2006) Preoperative oral administration of dextromethorphan and/or etoricoxib for pain management after laparoscopic surgery. Chulalongkorn University:ม.ป.ท.Pin Sriprajittichai และผู้แต่งคนอื่นๆ. 2006. Preoperative oral administration of dextromethorphan and/or etoricoxib for pain management after laparoscopic surgery. ม.ป.ท.:Chulalongkorn University;Pin Sriprajittichai และผู้แต่งคนอื่นๆ. Preoperative oral administration of dextromethorphan and/or etoricoxib for pain management after laparoscopic surgery. ม.ป.ท.:Chulalongkorn University, 2006. Print.