1 Division of Neonatal-Perinatal Medicine, Department of Pediatrics, University of California, Los Angeles, Los Angeles, CA.
2 Division of Maternal-Fetal Medicine and Reproductive Genetics, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, San Francisco, CA.
3 Transplant Pregnancy Registry International, Gift of Life Institute, Philadelphia, PA.
4 Transplant Pregnancy Registry International, Gift of Life Institute, Philadelphia, PA; Section of Nephrology, Hypertension, and Kidney Transplantation, Department of Medicine, Lewis Katz School of Medicine, Temple University, Philadelphia, PA.
5 Transplant Pregnancy Registry International, Gift of Life Institute, Philadelphia, PA.
6 Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA; Molecular Biology Institute, University of California, Los Angeles, Los Angeles, CA. Electronic address: yafshar@mednet.ucla.edu.