title: Help seeking by the frail elderly: problems in network analysis.
mesh_terms: D000368:Aged; D003153:Community Health Services / Q000706:statistics & numerical data; D006299:Health Services for the Aged / Q000706:statistics & numerical data*; D006801:Humans; D007398:Interpersonal Relations; D008019:Life Style; D012943:Social Security; D014481:United States