Public health in the United States.
Moore
S R
SR
United States Branch, Royal Society of Health, Rockville, Maryland.
D000368:Aged; D005380:Financing, Government; D006299:Health Services for the Aged / Q000191:economics / Q000331:legislation & jurisprudence*; D006801:Humans; D006278:Medicare / Q000191:economics; D011634:Public Health; D014481:United States