[1] Univ Rennes 1, INSERM, IRSET, Rennes, France
[2] Univ Grenoble 1, Inst Albert Bonniot, Team Environm Epidemiol Appl Reprod & Resp Hlth, INSERM,U823, Grenoble, France
[3] Bien Naitre Ille Et Vilaine Perinatal Network, INSERM, IRSET, Rennes, France
[4] Ctr Dis Control & Prevent, Atlanta, GA USA
[5] INSERM, U1018, CESP, Team Epidemiol Diabet Obes & Renal Dis Lifelong A, Villejuif, France
[6] Univ Rennes 1, INSERM, IRSET, Rennes, France