1. Knowledge and Evaluation Research Unit (M.T.D., M.H.M., M.A.L., C.U., T.E., L.M.S., C.P., A.S., R.J.M., A.H., V.M.M.), Rochester, Minnesota 55905
2. Division of Endocrinology, Diabetes, Metabolism, and Nutrition (M.T.D., V.M.M.), Rochester, Minnesota 55905
3. Division of Preventive Medicine (M.H.M.), Rochester, Minnesota 55905
4. Division of General Internal Medicine (K.F.M.), Rochester, Minnesota 55905
5. Mayo Clinic Libraries (P.J.E.), Mayo Clinic, Rochester, Minnesota 55905