1. Mercy Health Osteoporosis & Bone Health Services (N.B.W.), Cincinnati Ohio 45236
2. McGuire Veterans Affairs Medical Center and Virginia Commonwealth University School of Medicine (R.A.A.), Richmond, Virginia 23298
3. Columbia University College of Physicians and Surgeons (J.P.B.), New York, New York 10032
4. College of Medicine, Mayo Clinic (M.T.D.), Rochester, Minnesota 55905
5. Medical School at the University of Sheffield (R.E.), Sheffield S10 2RX, United Kingdom
6. Oregon Health & Sciences University (E.S.O.), Portland, Oregon 97239
7. Massachusetts General Hospital, Harvard Medical School (J.S.F.), Boston, Massachusetts 02114