100
Participants
Start Date
October 31, 2006
Primary Completion Date
May 31, 2010
Study Completion Date
May 31, 2010
letrozole
Given PO
calcium carbonate
Given PO
laboratory biomarker analysis
Optional correlative studies
calcium citrate
Given PO
calcium glucarate
Given PO
calcium gluconate
Given PO
cholecalciferol
Given PO
assessment of therapy complications
Ancillary studies
musculoskeletal complications management/prevention
Correlative studies
Fred Hutchinson Cancer Research Center/University of Washington Cancer Consortium, Seattle
National Cancer Institute (NCI)
NIH
University of Washington
OTHER