Also known as: Melancholia / Feeling down / Mood depression / Mood depressions / Depressed mood / Depressive disorder (disorder) / Low mood / Feeling blue / Dysthymic disorder / Depression, unspecified / Depressive illness / Dysthymia (disorder) / Depressive neurosis / Depressive disorder / Depressive disorders / Major depressive disorder, single episode, unspecified / Major depressive disorder / Major depressive illness / Major depressive disorder (disorder) / Major depression / Major depressive disorder NOS / Depressive Disorder, Major