Current problems in health care.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005380:Financing, Government; D005381:Financing, Organized; D006123:Group Practice; D005102:Health Expenditures; D006268:Health Facilities / Q000706:statistics & numerical data; D006280:Health Workforce / Q000600:supply & distribution; D006761:Hospitals / Q000706:statistics & numerical data; D006801:Humans; D007182:Income; D007223:Infant; D007231:Infant, Newborn; D007348:Insurance, Health; D007354:Insurance, Major Medical; D006278:Medicare; D008875:Middle Aged; D011787:Quality of Health Care; D014481:United States