1. Division of General Surgery, Department of Surgery, Stanford University, Stanford, California, USA.
2. School of Medicine, Stanford University, Stanford, California, USA.
3. School of Medicine, Duke University, Durham, North Carolina, USA.
4. Stanford University, Stanford, California, USA.
5. Lane Medical Library, Stanford University, Stanford, California, USA.
6. Woods Institute for the Environment, Stanford University, Stanford, California, USA.
7. Marine Science Institute, University of California Santa Barbara, Santa Barbara, California, USA.
8. Hopkins Marine Station, Stanford University, Stanford, California, USA.