Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom, Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|CoMPLEX, Mathematical and Physical Sciences, University College London, Physics Building, London, United Kingdom, Centre for Computational Science, Department of Chemistry, University College London, London, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom, Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|CoMPLEX, Mathematical and Physical Sciences, University College London, Physics Building, London, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom.|Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|Wolfson Centre for Mathematical Biology, Mathematical Institute, University of Oxford, Andrew Wiles Building, Radcliffe Observatory Quarter, Oxford, United Kingdom.|Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom, CoMPLEX, Mathematical and Physical Sciences, University College London, Physics Building, London, United Kingdom.|Centre for Computational Science, Department of Chemistry, University College London, London, United Kingdom.|Department of Statistics, University of Oxford, Oxford, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom, Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom.|The Wellcome Trust Centre for Neuroimaging, Institute of Neurology, University College London, London, United Kingdom.|CoMPLEX, Mathematical and Physical Sciences, University College London, Physics Building, London, United Kingdom, Centre for Computational Science, Department of Chemistry, University College London, London, United Kingdom.|Wolfson Centre for Mathematical Biology, Mathematical Institute, University of Oxford, Andrew Wiles Building, Radcliffe Observatory Quarter, Oxford, United Kingdom.|Computational Biology Group, Department of Computer Science, University of Oxford, Wolfson Building, Oxford, United Kingdom.|Computational Science Laboratory, Microsoft Research, Cambridge, United Kingdom.|Department of Statistics, University of Oxford, Oxford, United Kingdom.