title: In Reply.
authors.affiliation: Department of Obstetrics & Gynecology, University of Utah Health Sciences Center and Women and Newborns Clinical Program, Intermountain Healthcare, Salt Lake City, Utah.
authors.forename: Lauren H
authors.initials: LH
authors.lastname: Theilen
authors.affiliation: Department of Obstetrics & Gynecology, University of Utah Health Sciences Center and Women and Newborns Clinical Program, Intermountain Healthcare, Salt Lake City, Utah.
authors.forename: Michael W
authors.initials: MW
authors.lastname: Varner
authors.affiliation: Department of Family & Consumer Studies, and Population Sciences, Huntsman Cancer Institute, University of Utah Health Sciences Center, Salt Lake City, Utah.
authors.forename: Ken R
authors.initials: KR
authors.lastname: Smith
authors.affiliation: Department of Obstetrics & Gynecology, University of Utah Health Sciences Center and Women and Newborns Clinical Program, Intermountain Healthcare, Salt Lake City, Utah.
authors.forename: M Sean
authors.initials: MS
authors.lastname: Esplin