Non diagnosed depression among the institutionalized population in a rural area.
D000368:Aged; D000369:Aged, 80 and over; D003863:Depression / Q000175:diagnosis* / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007326:Institutionalization; D008297:Male; D015995:Prevalence; D012424:Rural Population