Koren, Gideon Recall bias of the symptoms of nausea and vomiting of pregnancy. [electronic resource] - American journal of obstetrics and gynecology Feb 2004 - 485-8 p. digital Publication Type: Journal Article ISSN: 0002-9378 Standard No.: 10.1016/j.ajog.2003.08.039 doi Subjects--Topical Terms: FemaleHumansMental RecallMultivariate AnalysisNausea--epidemiologyPregnancyPregnancy Complications--epidemiologyRegression AnalysisVomiting--epidemiology