[1] Vall dHebron Univ Hosp, Breast Canc Ctr, Barcelona, Spain
[2] Sarah Cannon Res Inst, Nashville, TN USA
[3] Univ Valencia, Hosp Clin, Valencia, Spain
[4] Univ Valencia, Hosp Clin Univ, Dept Surg, Dept Med Oncol,Colorectal Unit, Valencia, Spain
[5] Vall dHebron Univ Hosp, Barcelona, Spain
[6] Canc Inst New Jersey, New Brunswick, NJ USA
[7] Merck Res Labs, N Wales, PA USA