Randomised Controlled Trial Comparing the Effectiveness of Electroacupuncture and Tens for Low Back Pain: A Preliminary Study for a Pragmatic Trial 論文 Hiroshi Tsukayama・Hitoshi YAMASHITA・Hitoshi Amagai・Yasuo Tanno ·2002-12-01 ·『Acupuncture in Medicine』 20(4) pp. 175-180 doi:10.1136/aim.20.4.175