The Impact of Nausea and Vomiting of Pregnancy on Quality of Life: Report of a National Consumer Survey and Recommendations for Improving Care Clark, Shannon; Hughes, Barbara; McDonald, Susan Schwartz Clark, Shannon; Hughes, Barbara; McDonald, Susan Schwartz Less Obstetrical & Gynecological Survey. 68(9):S1-S10, September 2013. Abstract Abstract Favorites PDF Get Content & Permissions Buy