1. From the Department of Epidemiology, Institute of Public Health, University of Aarhus, Aarhus, Denmark (SFO); the Maternal Nutrition Group, Danish Epidemiology Science Centre, Statens Serum Institut, Copenhagen, Denmark (TIH, VKK, and TBM); the Department of Nutrition, Harvard School of Public Health, Cambridge, MA (SFO, WCW, and MWG); the Department of Ambulatory Care and Prevention, Harvard Med