Loneliness in old age.
D000368:Aged; D003142:Communication; D003467:Cultural Deprivation; D003643:Death; D003863:Depression; D005006:Ethnicity; D005260:Female; D006117:Grief; D006760:Hospitalization; D006801:Humans; D007398:Interpersonal Relations; D007802:Language; D008019:Life Style; D008297:Male; D008568:Memory; D011610:Psychosocial Deprivation; D012649:Self Concept; D012934:Social Isolation