共 7 条
[6]
Schulz KF, 2010, TRIALS, V11, DOI [10.1016/j.jclinepi.2010.03.004, 10.1186/1741-7015-8-18, 10.1136/bmj.c869, 10.1186/1745-6215-11-32, 10.1016/j.jclinepi.2010.02.005, 10.1016/j.ijsu.2011.10.001, 10.1097/AOG.0b013e3181d9d421, 10.1136/bmj.c332, 10.4103/0976-500X.72352]
[7]
US Food and Drug Administration: CDER/CBER, 1998, FDA E9 STAT PRINCIPL, V96