[1] Harvard Univ, Beth Israel Deaconess Med Ctr, Breast Canc Program, Sch Med, Boston, MA 02215 USA
[2] Univ Texas, MD Anderson Canc Ctr, Houston, TX 77030 USA
[3] Baylor Coll Med, Breast Ctr, Houston, TX 77030 USA
[4] Mayo Clin & Mayo Fdn, Rochester, MN 55905 USA
[5] Univ Minnesota, Ctr Canc, Minneapolis, MN USA
[6] Vanderbilt Univ, Sch Med, Dept Med, Nashville, TN USA
[7] Vanderbilt Univ, Sch Med, Dept Canc Biol, Nashville, TN USA
[8] Univ Maryland, Sch Med, Baltimore, MD 21201 USA
[9] Royal Marsden Hosp, Dept Med, London SW3 6JJ, England
[10] Norwegian Radium Hosp, Dept Genet, Inst Canc Res, N-0310 Oslo, Norway
[11] Univ Bergen, Haukeland Hosp, Dept Oncol, N-5021 Bergen, Norway
[12] Duke Univ, Med Ctr, Durham, NC USA
[13] Fox Chase Canc Ctr, Breast Canc Res Lab, Philadelphia, PA 19111 USA
[14] InforMEDical, Narberth, PA USA
[15] Univ Virginia, Dept Med, Hlth Sci Syst, Charlottesville, VA USA