[1] Hop Jolimont, Dept Med Interne, Haine St Paul, Belgium
[2] Hop Jolimont, Ctr Rech Med Jolimont, Haine St Paul, Belgium
[3] Hop Univ Enfants, Brussels, Belgium
[4] Clin Univ St Luc, Unite Gastroenterol Pediat, B-1200 Brussels, Belgium
[5] Vrije Univ Brussel, UZ Brussel, Dept Pediat, Brussels, Belgium
[6] CHU Liege Site ND Bruyeres, Chenee, Belgium
[7] Ghent Univ Hosp, Dept Pediatry, B-9000 Ghent, Belgium
[8] Univ Liege, CHU Sart Tilman, Div Diabet Nutr & Metab Disorders, B-4000 Liege, Belgium
[9] Ghent Univ Hosp, Dept Cardiovasc Dis, Ghent, Belgium
[10] Univ Mons, B-7000 Mons, Belgium
[11] AZ St Jan Bruges, Dept Lab Med, Brugge, Belgium
[12] Clin Univ St Luc, Dept Med Interne, B-1200 Brussels, Belgium
[13] PromoSante & Med Gen Asbl, Soc Sci Med Gen, Brussels, Belgium
[14] Univ Hosp Gasthuisberg, Dept Endocrinol Nutr, B-3000 Louvain, Belgium
[15] Univ Antwerp Hosp, Dept Endocrinol Diabetol & Clin Pharmacol, Antwerp, Belgium
[16] Univ Antwerp Hosp, Dept Pediat Endocrinol Diabetol, Antwerp, Belgium
[17] Univ Libre Bruxelles, Expt Surg Lab, Brussels, Belgium