Affective SymptomsBipolar DisorderPsychiatric Status Rating ScalesDepressionPsychotic DisordersAnxietySchizophreniaAffective Disorders, PsychoticSeasonal Affective DisorderAffectMood DisordersEmotionsQuestionnairesFacial ExpressionDepressive DisorderSeverity of Illness IndexArousalMagnetic Resonance ImagingSchizophrenic PsychologySymptom AssessmentStress, PsychologicalTreatment OutcomeTime FactorsNeuropsychological TestsAmygdalaAnalysis of VarianceBrainPainRisk FactorsFollow-Up StudiesCognitionQuality of LifeDepressive Disorder, Major