[1] Mayo Clin, Dept Surg, Rochester, MN USA
[2] Inova, Schar Canc Inst, Fairfax, VA USA
[3] Mayo Clin, Clin Trials & Biostat, Rochester, MN USA
[4] Mayo Clin, Breast Diagnost Clin, Gen Internal Med, Rochester, MN USA
[5] Mayo Clin, 200 First St SW, Rochester, MN 55905 USA