1. 1Center for Systems Biology, Massachusetts General Hospital Research Institute, Boston, Massachusetts.
2. 2Department of Surgery, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts.
3. 3Department of General Surgery, Xiangya Hospital, Central South University, China.
4. 4Department of Radiology, Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts.
5. 5Department of Systems Biology, Harvard Medical School, Boston, Massachusetts.