36
Participants
Start Date
June 5, 2017
Primary Completion Date
January 23, 2021
Study Completion Date
January 23, 2021
Ultrasound imaging
This standard of care procedure is being done for research purposes and used to collect information and measure the maternal and fetal anatomy.
Cervical speculum examination
This standard of care procedure is being done for research purposes and used to collect tissue and measure the strength and stiffness of cervix.
Columbia University Irving Medical Center, New York
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Columbia University
OTHER