1. Perinatology Research Branch, Division of Obstetrics and Maternal‐Fetal Medicine, Division of Intramural Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, U. S. Department of Health and Human Services (NICHD/NIH/DHHS), Bethesda, MD and Detroit, MI, USA
2. Department of Obstetrics and GynecologyWayne State University School of Medicine Detroit MI USA
3. Department of Obstetrics and GynecologyHadassah‐Hebrew University Medical Center Jerusalem Israel
4. Department of Obstetrics and GynecologyUniversity of Michigan Ann Arbor MI USA
5. Department of Epidemiology and BiostatisticsMichigan State University East Lansing MI USA
6. Center for Molecular Medicine and Genetics, Wayne State University Detroit MI USA
7. Detroit Medical Center Detroit MI USA
8. Maternity Department ‘D’, Division of Obstetrics and GynecologySoroka University Medical Center, School of Medicine, Faculty of Health Sciences, Ben Gurion University of the Negev Beer‐Sheva Israel
9. Department of PhysiologyWayne State University School of Medicine Detroit MI USA
10. Department of Computer ScienceWayne State University College of Engineering Detroit MI USA