Chompunoot Kanchanapach. (1990) A study of electrode placement of transcutaneous electrical nerve stimulation in low back pain patients. Mahidol University,:ม.ป.ท.Chompunoot Kanchanapach. 1990. A study of electrode placement of transcutaneous electrical nerve stimulation in low back pain patients. ม.ป.ท.:Mahidol University,;Chompunoot Kanchanapach. A study of electrode placement of transcutaneous electrical nerve stimulation in low back pain patients. ม.ป.ท.:Mahidol University, 1990. Print.