Somatoform DisordersFactitious DisordersEthnopsychologyConversion DisorderSociologyDiagnostic and Statistical Manual of Mental DisordersInternational Classification of DiseasesMental DisordersDepressive DisorderHysteriaDissociative DisordersComorbidityPrimary Health CareSeverity of Illness IndexPrevalenceQuestionnairesAnxiety DisordersClassificationPsychophysiologic DisordersBipolar Disorder