María José Méndez-Vidal, Enrique Gonzalez-Billalabeitia, Nuria Lainez, Urbano Anido, Álvaro Montesa, Miguel Angel Climent, J. P. Maroto, Javier Puente, Ángel Francisco Zazo Rodríguez, Curro Zambrana, Julio Lambea, A. González-del-Alba, [Gonzalez-del-Alba, Aranzazu] Hosp Univ Puerta Hierro Majadahonda, Med Ongol Dept, Calle Joaquin Rodrigo 2, Madrid 28222, Spain, [Puente, Javier] Hosp Clin San Carlos, CIBERONC, Inst Invest Sanitaria Hosp Clin San Carlos IdISSC, Med Oncol Dept, Madrid, Spain, [Anido, Urbano] Complejo Hosp Univ Santiago, Oncol Dept, Santiago De Compostela, Spain, [Angel Climent, Miguel] IVO, Med Oncol Dept, Valencia, Spain, [Gonzalez-Billalabeitia, Enrique] Univ Murcia, IMIB, Hosp Univ Morales Meseguer, Hematol & Med Oncol Dept, Murcia, Spain, [Gonzalez-Billalabeitia, Enrique] Univ Catolica San Antonio Murcia UCAM, Murcia, Spain, [Lainez, Nuria] Complejo Hosp Navarra, Med Oncol Dept, Pamplona, Spain, [Lambea, Julio] Hosp Clin Univ Lozano Blesa, Med Oncol Dept, Zaragoza, Spain, [Pablo Maroto, Jose] Hosp Santa Creu & Sant Pau, Med Oncol Dept, Barcelona, Spain, [Jose Mendez-Vidal, Maria] Hosp Univ Reina Sofia, Med Oncol Dept, Cordoba, Spain, [Montesa, Alvaro] Hosp Reg Malaga, Med Oncol Dept, Malaga, Spain, [Rodriguez, Angel] Hosp Leon, Med Oncol Dept, Leon, Spain, [Zambrana, Curro] Hosp Univ Infanta Sofia, Med Oncol Dept, San Sebastian De Reyes, Spain, and Sanofi