Loneliness and dissatisfaction in a blue collar population.
D000328:Adult; D001290:Attitude; D001336:Automobiles; D001887:Boredom; D003863:Depression / Q000453:epidemiology*; D005260:Female; D006306:Health Surveys; D006801:Humans; D007406:Interview, Psychological; D007750:Labor Unions; D008297:Male; D008393:Marriage; D008396:Maryland; D001523:Mental Disorders / Q000145:classification; D009790:Occupations; D010549:Personal Satisfaction; D012494:Sampling Studies; D012923:Social Class; D012934:Social Isolation