Study Exclusion reasons Remarks Reference(s)
eLEcTRA, 2012 randomized controlled trial Due to slow recruitment (initially, 300 patients should have been included), the trial was closed prematurely in 2007. Results are exploratory, the study was not powered enough.

Huober J Breast 2012; 21:27-33-. 10.1016/j.breast.2011.07.006