1. From the Department of Obstetrics and Gynecology, Northwestern University, Chicago (W.A.G., G.M.); University of Alabama at Birmingham, Birmingham (A.T.N.T.); University of Utah Health Sciences Center, Salt Lake City (R.M.S., K.H.); Stanford University, Stanford, CA (Y.Y.E.-S.); Columbia University, New York (A.P.-D.); Brown University, Providence, RI (D.J.R.); University of Texas Medical Branch, Galveston (G.R.S.), University of Texas Health Science Center at Houston, Children’s Memorial Hermann...