Health care over the long haul: spending, the elderly and new products.
D000367:Age Factors; D000368:Aged; D005380:Financing, Government / Q000639:trends; D005544:Forecasting; D005102:Health Expenditures / Q000639:trends*; D006801:Humans; D013677:Medical Laboratory Science / Q000639:trends*; D011153:Population