[1] City Hope Comprehens Canc Ctr, Dept Med Oncol & Expt Therapeut, Duarte, CA USA
[2] Univ Utah, Huntsman Canc Inst, Div Med Oncol, Salt Lake City, UT USA
[3] Yale Univ, Dept Internal Med, Sch Med, New Haven, CT USA
[4] Univ Calif San Francisco, San Francisco, CA USA
[5] Ctr Canc Brasilia CETTRO, Inst Unity Ensino & Pesquisa, Brasilia, DF, Brazil
[6] Inst Nacl Ciencias Med & Nutr Salvador Zubiran, Mexico City, DF, Mexico