1. Institute of Interdisciplinary Research (A.H., J.V.S., P.P.R., J.E.D., W.C.G.v.S., C.M.), School of Medicine, Free University of Brussels, campus Erasme, 1070 Brussels, Belgium
2. Laboratoire Central d’Anatomie et de Cytologie Pathologiques (M.P.), Centre Hospitalier Universitaire Reims, Hôpital Robert Debré, 51092 Reims, France
3. Department of Endocrinology (M.K., J.L.), University Hospital of Nancy, 54003 Nancy, France
4. Department of Endocrinology (C.B.), Hopital Lyon-Sud, 69495 Lyon, France
5. Laboratoire de Biochimie et Biologie Moléculaire (F.S.), Faculté de Médecine, L-49033 Angers, France