Novartis Pharmaceuticals Corporation, East Hanover, New Jersey, USA. Novartis Institutes for BioMedical Research, East Hanover, New Jersey, USA. START Madrid-FJD, Hospital Universitario Fundación Jiménez Díaz, Madrid, Spain. VHIO - Vall d'Hebron Institute of Oncology, Vall d'Hebron University Hospital, Barcelona, Spain. Novartis Pharma AG, Basel, Switzerland.