1. START Madrid—CIOCC, Centro Integral Oncológico Clara Campal, Hospital Universitario HM Sanchinarro, 28050 Madrid, Spain
2. START Madrid—FJD, Hospital Universitario Fundación Jiménez Díaz, 28040 Madrid, Spain
3. PharmaMar S.A., Colmenar Viejo, 28770 Madrid, Spain