1. Department of Bioengineering, University of Pittsburgh, Pittsburgh, Pennsylvania.
2. Department of Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania.
3. Department of Pathology, University of Pittsburgh, Pittsburgh, Pennsylvania.
4. Department of Biomedical Engineering, Carnegie Mellon University, Pittsburgh, Pennsylvania.
5. Department of Statistics, Purdue University, West Lafayette, Indiana.
6. McGowan Institute for Regenerative Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania.