1. Department of Medicine (A.A.A.), Mayo Clinic, Rochester, Minnesota 55905
2. Knowledge and Encounter Research Unit (A.A.A., M.C., M.B.E., D.E., B.A.S., P.J.E., V.M.M.), Mayo Clinic, Rochester, Minnesota 55905
3. Division of Endocrinology, Diabetes, Metabolism, and Nutrition (M.C., D.E., B.A.S., V.M.M.), Mayo Clinic, Rochester, Minnesota 55905
4. Mayo Clinic Libraries (P.J.E.), Mayo Clinic, Rochester, Minnesota 55905