title: Positive and negative affectivity and their relation to anxiety and depressive disorders.
authors.forename: D
authors.initials: D
authors.lastname: Watson
authors.forename: L A
authors.initials: LA
authors.lastname: Clark
authors.forename: G
authors.initials: G
authors.lastname: Carey
mesh_terms: D000328:Adult; D001008:Anxiety Disorders / Q000235:genetics / Q000523:psychology*; D003866:Depressive Disorder / Q000235:genetics / Q000523:psychology*; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010556:Personality Tests; D012307:Risk Factors