1. Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.
2. Center for Systems Biology, Massachusetts General Hospital Research Institute, Boston, MA, USA.
3. Department of Biomedical Informatics, Harvard Medical School, Boston, MA, USA.
4. Department of Biomedical Engineering, Tufts University, Medford, MA, USA.
5. Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
6. Department of Systems Biology, Harvard Medical School, Boston, MA, USA.