Truong Thi Thuy Huong และ Wallada Chanruanganich. (2016) The effect of comfort program on satisfaction,anxiety and pain among patients receiving colonoscopy. Mahidol University:ม.ป.ท.Truong Thi Thuy Huong และ Wallada Chanruanganich. 2016. The effect of comfort program on satisfaction,anxiety and pain among patients receiving colonoscopy. ม.ป.ท.:Mahidol University;Truong Thi Thuy Huong และ Wallada Chanruanganich. The effect of comfort program on satisfaction,anxiety and pain among patients receiving colonoscopy. ม.ป.ท.:Mahidol University, 2016. Print.