Consumer information on health care costs: preliminary results.
D000293:Adolescent; D000328:Adult; D000329:Advertising; D003256:Community Participation; D003365:Costs and Cost Analysis; D003695:Delivery of Health Care / Q000191:economics*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011639:Public Opinion; D014481:United States