1. Department of Epidemiology, College of Public Health; University of Iowa; Iowa City, Iowa USA
2. Epidemiology Branch, Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development; National Institutes of Health; Bethesda Maryland USA
3. Department of Epidemiology, Richard M. Fairbanks School of Public Health; Indiana University; Indianapolis, Indiana USA
4. Slone Epidemiology Center; Boston University; Boston Massachusetts USA
5. Department of Medicine, Division of Preventive Medicine; Brigham and Women's Hospital and Harvard Medical School; Boston Massachusetts USA
6. Department of Nutrition; Harvard T.H. Chan School of Public Health; Boston Massachusetts USA
7. Department of Epidemiology Research, Centre for Fetal Programming; Statens Serum Institut; Copenhagen Denmark
8. Department of Epidemiology; Harvard T.H. Chan School of Public Health; Boston Massachusetts USA
9. Channing Division of Network Medicine, Department of Medicine; Brigham and Women's Hospital and Harvard Medical School; Boston Massachusetts USA