[1] Vall dHebron Inst Oncol VHIO, Barcelona, Spain
[2] Hosp Clin IDIBAPS, Barcelona, Spain
[3] Hosp Prov Castellon, Castellon de La Plana, Spain
[4] Hosp Clin Univ Valencia, Valencia, Spain
[5] Complejo Hospi Univ A Coruna, La Coruna, Spain
[6] Hosp Clin San Cecilio Granada, Granada, Spain
[7] Inst Valenciano Oncol, Valencia, Spain
[8] Hosp Univ Quiron Madrid, Madrid, Spain
[9] Hosp Virgen de la Salud, Toledo, Spain
[10] GEICAM, Spanish Breast Canc Grp, Madrid, Spain
[11] Fdn Jimenez Diaz, E-28040 Madrid, Spain
[12] Univ N Carolina, Chapel Hill, NC USA
[13] Univ Messina, Messina, Italy
[14] Hosp del Mar, Barcelona, Spain