1. Department of Endocrinology (S.V., Y.T., E.V.C., J.D.S., J.M.K.), 9000 Ghent, Belgium
2. Unit for Osteoporosis and Metabolic Bone Diseases (S.V., Y.T., J.M.K.), 9000 Ghent, Belgium
3. Department of Pediatric Endocrinology (S.V., J.D.S.), 9000 Ghent, Belgium
4. Department of Hormonology (T.F.), Ghent University Hospital, 9000 Ghent, Belgium
5. Zeepreventorium (M.V.H., P.D.), 8420 De Haan, Belgium
6. Department of Radiology (N.H.), Ghent University Hospital, 9000 Ghent, Belgium
7. Departments of Radiology (C.E., F.V.), B-1090 Brussels, Belgium
8. Pediatric Endocrinology (I.R., J.D.S.), University Hospital Brussels, B-1090 Brussels, Belgium