title: Assessment of the severity of primary depressive illness. Wakefield self-assessment depression inventory.
mesh_terms: D000328:Adult; D000367:Age Factors; D003863:Depression / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011581:Psychological Tests; D012649:Self Concept; D012737:Sex Factors