1. Departments of Nuclear Medicine and Thyroid Unit (N.A., S.B.), Université de Caen-Basse Normandie, F-14000 Caen, France
2. Clinical Research and Biostatistics (M.H.-A.), Centre François Baclesse, F-14076 Caen, France
3. Head and Neck Surgery (J.-P.R.), Centre François Baclesse, F-14076 Caen, France
4. Department of Endocrinology (E.R.), Centre Hospitalo-Universitaire, F-14033 Caen, France
5. Radiophysics (C.L.), Centre François Baclesse, F-14076 Caen, France
6. GRECAN EA-1772 (N.H., M.H.-A.), Université de Caen-Basse Normandie, F-14000 Caen, France