19
Participants
Start Date
May 31, 2005
Primary Completion Date
July 31, 2011
Study Completion Date
September 30, 2014
Laboratory Biomarker Analysis
Correlative studies
Lapatinib Ditosylate
Given PO
Tamoxifen Citrate
Given PO
Harper University Hospital - DMC, Detroit
Wayne State University/Karmanos Cancer Institute, Detroit
National Cancer Institute (NCI)
NIH