George Macones 1, Marjorie Jeffcoat 2, Sam Parry 3, Mary Sammel 4, Jack Ludmir 5, Arnold Cohen 6, Deborah Nelson 7, David Stamilio 8, Bonnie Clothier 9, Jerome Strauss 10
1 Washington University in St. Louis, St. Louis, Missouri
2 University of Pennsylvania, Dentistry, Philadelphia, Pennsylvania
3 University of Pennsylvania, Maternal Fetal Medicine, Philadelphia, PA
4 University of Pennsylvania, Biostatistics, Philadelphia, PA
5 University of Pennsylvania Health System, Philadelphia, Pennsylvania
6 Albert Einstein Medical Center, Philadelphia, Pennsylvania
7 Temple University College of Health Professionals, Philadelphia, Pennsylvania
8 Washington University in St. Louis School of Medicine, St. Louis, Missouri
9 University of Pennsylvania Health System, Pennsylvania
10 University of Pennsylvania Health System, Center for Research on Reproduction and Women's Health, Philadelphia, PA