1. Department of Obstetrics and Gynecology, Tufts Medical Center, Boston, Massachusetts, USA
2. Department of Obstetrics and Gynecology, Tufts University School of Medicine, Boston, Massachusetts, USA
3. Division of Clinical Research, Massachusetts General Hospital, Boston, Massachusetts, USA
4. Department of Pathology and Laboratory Medicine, Tufts Medical Center, Boston, Massachusetts, USA
5. HelixBind Inc., Boxborough, Massachusetts, USA