[1] Inst Pasteur, CNRS 8090, Inst Biol, F-59019 Lille, France
[2] Univ Leipzig, Univ Hosp Children & Adolescents, D-7010 Leipzig, Germany
[3] Univ Gothenburg, Sahlgrenska Acad, Inst Med, Dept Mol & Clin Med, S-40020 Gothenburg, Sweden
[4] Univ Lille 2, INSERM, U859, F-59045 Lille, France
[5] CHU Vaudois, Lausanne, Switzerland
[6] Jeanne Flandre Hosp, Paediat Endocrine Unit, Lille, France
[7] Hop Robert Debre, INSERM, U690, F-75019 Paris, France
[8] Klin Lindberg, Winterthur, Switzerland
[9] INRA, U1125, Bobigny, France
[10] INSERM, U557, Bobigny, France
[11] CNAM, EA3200, Paris, France
[12] Univ Paris 13, Paris, France
[13] CRNH, Paris, France
[14] Univ Paris 05, St Vincent Paul Hosp, Dept Pediat Endocrinol, F-75005 Paris, France
[15] Univ Paris 05, St Vincent Paul Hosp, INSERM U561, F-75005 Paris, France
[16] Univ Leipzig, Dept Internal Med 2, D-7010 Leipzig, Germany
[17] Univ Leipzig, Interdisciplinary Ctr Clin Res, D-7010 Leipzig, Germany
[18] Hop Bichat Claude Bernard, AP HP, Dept Diabetol, F-75877 Paris 18, France
[19] INSERM, U780, IFR69, Villejuif, France
[20] Univ Paris Sud, Villejuif, France
[21] Univ London Imperial Coll Sci Technol & Med, Hammersmith Hosp, London SW7 2AY, England