1. Drug Development Unit, Royal Marsden Hospital, London, United Kingdom
2. The Institute of Cancer Research, London, United Kingdom
3. Vertex Pharmaceuticals, Boston, MA
4. Breast Cancer Now Toby Robins Research Centre, The Institute of Cancer Research, London, United Kingdom
5. CRUK Gene Function Laboratory, The Institute of Cancer Research, London, United Kingdom
6. Vertex Pharmaceuticals, Oxfordshire, United Kingdom