About the Authors

Radek Bukowski

To whom correspondence should be addressed. E-mail: rkbukows@utmb.edu

Affiliation Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, Galveston, Texas

Gary D. V Hankins

Affiliation Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, Galveston, Texas

George R Saade

Affiliation Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, Galveston, Texas

Garland D Anderson

Affiliation Department of Obstetrics and Gynecology, University of Texas Medical Branch at Galveston, Galveston, Texas

Steven Thornton

Affiliation Warwick Medical School, University of Warwick, Coventry, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

RB, GDVH, GRS, GDA, and ST designed the study. RB analyzed the data. RB, GDVH, GRS, GDA, and ST enrolled patients. RB, GDVH, GRS, GDA and ST contributed to writing the paper.