Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Feinberg School of Medicine, Northwestern University, Chicago, Illinois

S.A.F. and E.S.M.: drafted the manuscript.

This review was adapted from a lecture, “How to critically evaluate research,” provided by E.S.M. on October 10, 2019 through the Society for Maternal-Fetal Medicine Lecture Series.

The authors declare that they have nothing to disclose.

Correspondence: Stephanie A. Fisher, MD, MPH, Department of Obstetrics and Gynecology, Prentice Women’s Hospital, Suite 05-2303, Chicago, IL. E-mail: [email protected]