From the aDepartment of Epidemiology, Emory University, Atlanta, GA
bDepartment of Statistics & Data Science, Carnegie Mellon University, Pittsburgh, PA
cDepartment of Epidemiology, University of Pittsburgh, Pittsburgh, PA
dSchool of Public Health and Health Systems, University of Waterloo, Waterloo, ON, Canada
eDepartment of Obstetrics & Gynecology, School of Medicine, Indiana University, Indianapolis, IN
fMagee Womens Research Institute, University of Pittsburgh, Pittsburgh, PA.
Submitted May 18, 2020; accepted November 25, 2020
A.I.N. was supported by NIH grant numbers R01HD093602 and R01HD098130. E.H.K. was supported by NSF DMS grant number 1810979. The study is supported by grant funding from the Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD): U10 HD063036, RTI International; U10 HD063072, Case Western Reserve University; U10 HD063047, Columbia University; U10 HD063037, Indiana University; U10 HD063041, University of Pittsburgh; U10 HD063020, Northwestern University; U10 HD063046, University of California Irvine; U10 HD063048, University of Pennsylvania; and U10 HD063053, University of Utah.
The authors report no conflicts of interest.
Correspondence: Ashley I. Naimi, Department of Epidemiology, Emory University, 1518 Clifton Road, Atlanta, GA 30322. E-mail: [email protected].
