[1] Univ Texas MD Anderson Canc Ctr, Dept Breast Med Oncol, Houston, TX 77030 USA
[2] Insitute Jules Bordet, Funct Genom Lab, Brussels, Belgium
[3] Kings Coll London, Breakthrough Breast Canc Res Unit, London WC2R 2LS, England
[4] Guys & St Thomas Hosp, KCL, London SE1 9RT, England
[5] Inst Jules Bordet, Dept Med, B-1000 Brussels, Belgium
[6] Peter MacCallum Canc Ctr, Melbourne, Vic, Australia