Parrish, Evelyn Winter blues, spring fever and major depression: Are they the same or different. [electronic resource] - Perspectives in psychiatric care 01 2018 - 5 p. digital Publication Type: Editorial ISSN: 1744-6163 Standard No.: 10.1111/ppc.12256 doi Subjects--Topical Terms: Depressive Disorder, Major--drug therapyHumansPhototherapy--methodsSeasonal Affective Disorder--drug therapy