1 Lung Unit, Royal Marsden National Health Service Foundation Trust, Chelsea, London, UK.
2 Global Access, F. Hoffmann-La Roche, Basel, Switzerland.
3 Vyoo Agency, Villeurbanne, France.
4 Department of Investigational Cancer Therapeutics, Division of Cancer Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA. Electronic address: vsubbiah@mdanderson.org.