title: The identification and validation of distinct depressive syndromes in a population-based sample of female twins.
authors.forename: F M
authors.initials: FM
authors.lastname: Quitkin
authors.forename: J W
authors.initials: JW
authors.lastname: Stewart
authors.forename: P J
authors.initials: PJ
authors.lastname: McGrath
authors.forename: E V
authors.initials: EV
authors.lastname: Nunes
authors.forename: D F
authors.initials: DF
authors.lastname: Klein
mesh_terms: D018592:Cross-Over Studies; D003866:Depressive Disorder / Q000145:classification / Q000175:diagnosis* / Q000188:drug therapy; D004200:Diseases in Twins / Q000145:classification / Q000175:diagnosis*; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D007099:Imipramine / Q000627:therapeutic use; D008297:Male; D010624:Phenelzine / Q000627:therapeutic use; D010919:Placebos; D011446:Prospective Studies; D015203:Reproducibility of Results; D012720:Severity of Illness Index; D012737:Sex Factors
chemical_list: D010919:Placebos; D010624:Phenelzine; D007099:Imipramine