[1] Osaka Univ, Dept Breast & Endocrine Surg, Osaka, Japan
[2] Osaka Natl Hosp, Osaka, Japan
[3] Japanese Fdn Canc Res, Canc Inst Hosp, Dept Med Oncol, Breast Oncol Ctr, Tokyo, Japan
[4] Aichi Canc Ctr Hosp, Dept Breast Oncol, Nagoya, Aichi 464, Japan
[5] East Hosp, Natl Canc Ctr, Kashiwa, Chiba, Japan
[6] Gunma Univ Hosp, Maebashi, Gunma, Japan
[7] Tokai Univ Hosp, Isehara, Kanagawa, Japan
[8] Komagome Hosp, Tokyo Metropolitan Canc & Infect Dis Ctr, Dept Surg, Tokyo, Japan
[9] Kumamoto Univ, Dept Breast & Endocrine Surg, Kumamoto, Japan
[10] Med Ctr Canc & Cardiovasc Dis, Osaka, Japan
[11] NHO Shikoku Canc Ctr, Dept Breast Oncol, Matsuyama, Ehime, Japan
[12] Inst Jules Bordet, Dept Med, B-1000 Brussels, Belgium
[13] Univ Texas Houston, Houston, TX USA
[14] Univ Calif San Francisco, Helen Diller Family Comprehens Canc Ctr, San Francisco, CA 94143 USA
[15] Med Univ Vienna, Dept Surg, Ctr Comprehens Canc, Vienna, Austria
[16] Ctr Rech Cancerol, Inst Cancerol Ouest Rene Gauducheau, St Herblain, France
[17] Novartis Pharmaceut, E Hanover, NJ USA
[18] Univ Toronto, Sunnybrook Odette Canc Ctr, Toronto, ON, Canada
[19] Sarah Cannon Res Inst, Nashville, TN USA
[20] Massachusetts Gen Hosp, Ctr Canc, Boston, MA USA
[21] Harvard Univ, Sch Med, Boston, MA USA