1. Department of Endocrinology and Metabolic Diseases (P.J.C.), Centre Hospitalier Universitaire Larrey, F-31059 Toulouse, France;
2. Department of Endocrinology (J.S.B.), Aberdeen Royal Infirmary, Aberdeen AB25 2ZP, United Kingdom;
3. ENDOC Center for Endocrine Tumors (S.P.), 20357 Hamburg, Germany;
4. Department of Endocrinology (D.F.), Derriford Hospital, Plymouth PL6 8DH, United Kingdom;
5. Department of Endocrinology, Diabetes, Metabolic Diseases, and Nutrition (A.T.), University of Bordeaux 2, CHU Bordeaux, 33076 Bordeaux, France;
6. Department of Endocrinology, Diabetes, and Metabolic Diseases (G.P.), CHU Rouen, 76031 Rouen, France;
7. Ipsen Pharma (P.M., A.C.), 92100 Boulogne-Billancourt, France