Sumala /baroi. (2014) Music therapy for pain management among adult patients after abdominal surgery : evidence - based nursing. Mahidol University:ม.ป.ท.Sumala /baroi. 2014. Music therapy for pain management among adult patients after abdominal surgery : evidence - based nursing. ม.ป.ท.:Mahidol University;Sumala /baroi. Music therapy for pain management among adult patients after abdominal surgery : evidence - based nursing. ม.ป.ท.:Mahidol University, 2014. Print.