title: The effects of transportation and distance on voluntary association participation among the aged.
mesh_terms: D000368:Aged; D001334:Automobile Driving; D001336:Automobiles; D005260:Female; D006262:Health; D006801:Humans; D007182:Income; D007398:Interpersonal Relations; D008297:Male; D009935:Organizational Affiliation; D011930:Reaction Time; D012111:Residence Characteristics; D012919:Social Behavior; D012931:Social Environment; D014195:Travel; D014505:Urban Population