Loneliness in later life.
Cohen
G D
GD
D017677:Age Distribution; D000368:Aged; D000369:Aged, 80 and over; D003863:Depression / Q000453:epidemiology* / Q000517:prevention & control; D006801:Humans; D007398:Interpersonal Relations; D008016:Life Change Events; D008132:Loneliness; D009026:Mortality / Q000639:trends; D015995:Prevalence; D012307:Risk Factors; D017678:Sex Distribution; D014481:United States / Q000453:epidemiology