1. Medical Disorders in Pregnancy
Erika Peterson, MD 
Obstetrics and Gynecology Clinics 
Volume 45, Issue 2, Pages xv-xvi (June 2018)
DOI: /j.ogc
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2. Erika Peterson, MD, Editor
Obstetrics and Gynecology Clinics  , xv-xviDOI: ( /j.ogc )
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3. Judith U. Hibbard, MD, Editor
Obstetrics and Gynecology Clinics  , xv-xviDOI: ( /j.ogc )
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