1. Departments of Obstetrics and Gynecology (L.B., S.S.-T., Z.A.B.-B., E.A.P.S.), Erasmus Medical Center, Rotterdam, the Netherlands.
2. General Medicine (J.E.R.v.L.), Erasmus Medical Center, Rotterdam, the Netherlands.
3. Epidemiology (V.W.V.J.), Erasmus Medical Center, Rotterdam, the Netherlands.
4. Pediatrics (V.W.V.J.), Erasmus Medical Center, Rotterdam, the Netherlands.
5. CarCardiology (J.W.R.-H.), Erasmus Medical Center, Rotterdam, the Netherlands.
6. Epidemiology and Neurology (M.K.I.), Erasmus Medical Center, Rotterdam, the Netherlands.
7. Magee-Womens Research Institute, Department of Obstetrics and Gynecology and Reproductive Sciences (J.M.R., R.E.G.), University of Pittsburgh, PA.
8. Department of Epidemiology and Clinical and Translational Research (J.M.R.), University of Pittsburgh, PA.