1. Department of Biomedical Engineering, Yale University, New Haven, Connecticut.
2. Department of Anesthesia, Yale University, New Haven, Connecticut.
3. Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts.
4. Department of Obstetrics, Gynecology, and Reproductive Services, Yale University, New Haven, Connecticut.
5. Department of Pathology, Yale University, New Haven, Connecticut.
6. Raredon Resources, Inc., Northampton, Massachusetts.