title: Atypical depression and seasonal energy syndrome.
mesh_terms: D003866:Depressive Disorder / Q000175:diagnosis* / Q000378:metabolism; D003937:Diagnosis, Differential; D006801:Humans; D008027:Light; D019964:Mood Disorders / Q000175:diagnosis / Q000209:etiology / Q000378:metabolism; D010627:Phenethylamines / Q000378:metabolism; D012621:Seasons; D012701:Serotonin / Q000378:metabolism
chemical_list: D010627:Phenethylamines; D012701:Serotonin