TY - Journal of Integrative Medicine A1 - Chun-mei He , Jin-gen Lu, Yong-qing Cao, Yi-bo Yao T1 - Design characteristics of clinical surgery trial based on treatment program of tunnel thread-drawing method for anal fistula: A prospective randomized controlled multicenter trial Y1 - 2009-12-20 JF - Journal of Integrative Medicine JO - Journal of Integrative Medicine SP - 1113 EP - 1118 VL - 7 IS - 12 UR - http://www.jcimjournal.com N1 - 10.3736/jcim20091204 ER -