1. Eli and Edythe Broad Center of Regeneration Medicine, University of California, San Francisco, CA 94143, USA.
2. Department of Surgery, University of California, San Francisco, CA 94143, USA.
3. Department of Pediatrics, University of California, San Francisco, CA 94143, USA.
4. Obstetrics and Gynecology, University of California, San Francisco, CA 94143, USA.
5. Blood Systems Research Institute, San Francisco, CA 94118, USA.
6. Division of Epidemiology, Genetic Epidemiology and Genomics Laboratory, School of Public Health, University of California, Berkeley, CA 94720, USA.
7. Perinatology Research Branch, Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)/National Institutes of Health (NIH)/U.S. Department of Health and Human Services (DHHS), Bethesda, MD 20892, USA.
8. Department of Obstetrics and Gynecology, Wayne State University School of Medicine, Detroit, MI 48201, USA.
9. Department of Microbiology, Immunology, and Biochemistry, Wayne State University School of Medicine, Detroit, MI 48201, USA.
10. Department of Obstetrics and Gynecology, University of Michigan, Ann Arbor, MI 48109, USA.
11. Department of Epidemiology and Biostatistics, Michigan State University, East Lansing, MI 48824, USA.
12. Center for Molecular Medicine and Genetics, Wayne State University, Detroit, MI 48201, USA.
13. Center for Maternal-Fetal Precision Medicine, University of California, San Francisco, CA 94143, USA.