TY - Journal of Integrative Medicine A1 - Liang-ping Hu, Xiao-lei Bao, Li-xin Tao, Shi-guo Zhou, Xue Guan T1 - Estimation of sample size and testing power (Part 2) Y1 - 2011-11-20 JF - Journal of Integrative Medicine JO - Journal of Integrative Medicine SP - 1185 EP - 1189 VL - 9 IS - 11 UR - http://www.jcimjournal.com N1 - 10.3736/jcim20111105 ER -