Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Rockville, Maryland; Boston University School of Medicine and Slone Epidemiology Center at Boston University, and Boston University School of Public Health, Boston, and the Department of Molecular, Cell, and Cancer Biology, University of Massachusetts, Chan Medical School, Worcester, Massachusetts; the Division of Maternal-Fetal Medicine, Department of Obstetrics & Gynecology, Baylor College of Medicine and Texas Children's Hospital, Houston, Texas; the Department of Pathology, Duke University Medical Center, Durham, North Carolina; and Public Health, Muskie School of Public Service, University of Southern Maine, Portland, Maine.

Corresponding author: Rebecca Troisi, ScD, Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Rockville, MD; [email protected].

The research was funded by the Intramural Research Program of the National Cancer Institute, National Institutes of Health, U.S. Department of Health and Human Services.

Financial Disclosure: Elizabeth Hatch disclosed receiving payment from UpToDate for being a coauthor on a chapter on diethylstilbestrol. The other authors did not report any potential conflicts of interest.

Each author has confirmed compliance with the journal's requirements for authorship.

Peer reviews and author correspondence are available at https://links.lww.com/AOG/D597.