[1] Univ Cientif Sur, Lima, Peru
[2] Inst Nacl Enfermedades Neoplas, Lima, Peru
[3] Hosp Nacl Dos de Mayo, Lima, Peru
[4] ONCOSALUD, Lima, Peru
[5] AUNA, Lima, Peru
[6] Univ Miami, Miami, FL USA
[7] Univ Miami, Sylvester Comprehens Canc Ctr, Jackson Mem Hosp, Miami, FL USA
[8] Oncosalud AUNA, Dept Med Oncol, Lima, Peru