Characteristics of Depressed Preschoolers With and Without Anhedonia: Evidence for a Melancholic Depressive Subtype in Young Children

Nelson JC, Charney DS: The symptoms of major depressive illness. Am J Psychiatry 1981; 138:1–13

Klein DF: Endogenomorphic depression. Arch Gen Psychiatry 1974; 31:447–454

Clark DC, Fawcett J, Salazar-Gruesco E, Fawcett E: Seven-month clinical outcome of anhedonic and normally hedonic depressed inpatients. Am J Psychiatry 1984; 141:1216–1220

Brown GW, Harris TO, Hepworth C: Life events and endogenous depression: a puzzle reexamined. Arch Gen Psychiatry 1994; 51:525–534

Frank E, Anderson B, Reynolds CF III, Ritenour A, Kupfer DJ: Life events and the research diagnostic criteria endogenous subtype: a confirmation of the distinction using the Bedford College methods. Arch Gen Psychiatry 1994; 51:519–524

Lemke MR, Puhl P, Koethe N, Winkler T: Psychomotor retardation and anhedonia in depression. Acta Psychiatr Scand 1999; 99:252–256

Zimmerman M, Black DW, Coryell W: Diagnostic criteria for melancholia: the comparative validity of DSM-III and DSM-III-R. Arch Gen Psychiatry 1989; 46:361–368

Tremblay LK, Naranjo Claudio A, Cardenas L, Herrmann N, Busto UE: Probing brain reward system function in major depressive disorder: altered response to dextroamphetamine. Arch Gen Psychiatry 2002; 59:409–417

Kendler KS, Ochs AL, Gorman AM, Hewitt JK, Ross DE, Mirsky AF: The structure of schizotypy: a pilot multitrait twin study. Psychiatry Res 1991; 36:19–36

Parker G: Classifying depression: should paradigms lost be regained? Am J Psychiatry 2000; 157:1195–1203

Chrousos GP, Gold PW: The concepts of stress and stress system disorders: overview of physical and behavioral homeostasis. JAMA 1992; 267:1244–1252

Joyce PR, Mulder RT, Luty SE, McKenzie JM, Sullivan PF, Abbott RM, Stevens IF: Melancholia: definitions, risk factors, personality, neuroendocrine markers and differential antidepressant response. Aust NZ J Psychiatry 2002; 36:376–383

Raskin A, Crook TA: The endogenous-neurotic distinction as a predictor of response to antidepressant drugs. Psychol Med 1976; 6:59–70

Simpson GM, Lee JH, Cuculic Z, Kellner R: Two dosages of imipramine in hospitalized endogenous and neurotic depressives. Arch Gen Psychiatry 1976; 33:1093–1102

Ryan ND, Puig-Antich J, Ambrosini P, Rabinovich H, Robinson D, Nelson B, Iyengar S, Twomey J: The clinical picture of major depression in children and adolescents. Arch Gen Psychiatry 1987; 44:854–861

Luby JL, Heffelfinger AK, Mrakotsky C, Hessler MJ, Brown KM, Hildebrand T: Preschool major depressive disorder: preliminary validation for developmentally modified DSM-IV criteria. J Am Acad Child Adolesc Psychiatry 2002; 41:928–937

Luby JL, Mrakotsky C, Heffelfinger A, Brown K, Hessler M, Spitznagel E: Modification of DSM-IV criteria for depressed preschool children. Am J Psychiatry 2003; 160:1169–1172

Luby JL, Heffelfinger A, Mrakotsky C, Brown K, Hessler M, Spitznagel E: Alterations in stress cortisol reactivity in depressed preschoolers relative to psychiatric and no-disorder comparison groups. Arch Gen Psychiatry 2003; 60:1248–1255

Luby JL, Heffelfinger A, Mrakotsky C, Brown K, Hessler M, Wallis J, Spitznagel E: The clinical picture of depression in preschool children. J Am Acad Child Adolesc Psychiatry 2003; 42:340–348

Carroll BJ, Curtis GC, Mendels J: Neuroendocrine regulation in depression. Arch Gen Psychiatry 1976; 33:1051–1058

Hirschfeld RM, Klerman GL, Andreasen NC, Clayton PJ, Keller MB: Situational major depressive disorder. Arch Gen Psychiatry 1985; 42:1109–1114

Glass RM: Situational and neurotic-reactive depression. Arch Gen Psychiatry 1985; 42:1126–1127

Parker G, Hadzi-Pavlovic D, Roussos J, Wilhelm K, Mitchell P, Austin M-P, Hickie I, Gladstone J, Eyers K: Non-melancholic depression: the contribution of personality, anxiety and life events to subclassification. Psychol Med 1998; 28:1209–1219

Masi G, Favilla L, Mucci M, Poli P, Romano R: Depressive symptoms in children and adolescents with dysthymic disorder. Psychopathology 2001; 34:29–35