"Depressive Disorder." . . "Depression." . . "Dépression." . "Psychotherapie." . . "Productive and unproductive depression : success or failure of a vital process"@en . "Productive and unproductive depression : success or failure of a vital process" . . . . . . . . . "Productive and unproductive depression : success of failure of vital process" . . . . . . . . . . . "Productive & unproductive depression" . . . . "Productive and unproductive depression : success of failure of a vital process" . "Productive and unproductive depression success or failure of a vital process"@en . "Depressió psíquica" . . "Depression, Mental." . . . . "dépression (psychologie)" . .