Santhanee Khruakhorn และ Paskorn Sritipsukho. (2010) Effect of trunk muscles performances on low back pain disorder. Faculty of Medicine, Thammasat University,:ม.ป.ท.Santhanee Khruakhorn และ Paskorn Sritipsukho. 2010. Effect of trunk muscles performances on low back pain disorder. ม.ป.ท.:Faculty of Medicine, Thammasat University,;Santhanee Khruakhorn และ Paskorn Sritipsukho. Effect of trunk muscles performances on low back pain disorder. ม.ป.ท.:Faculty of Medicine, Thammasat University, 2010. Print.