Seminars in Reproductive Medicine, Table of Contents Semin Reprod Med 2013; 31(06): 389-390DOI: 10.1055/s-0033-1356473 Introduction to Guest Editor Thieme Medical Publishers 333 Seventh Avenue, New York, NY 10001, USA.Introduction to the Guest Editor: Marcelle Cedars, MD Richard S. Legro 1 Department of Obstetrics and Gynecology, Penn State College of Medicine, Hershey, Pennsylvania › Author AffiliationsRecommend Article Abstract Buy Article Full Text