The pricing conundrum.
D016527:Drug Costs / Q000331:legislation & jurisprudence* / Q000639:trends*; D004345:Drug Industry / Q000331:legislation & jurisprudence / Q000639:trends; D006278:Medicare / Q000191:economics / Q000331:legislation & jurisprudence / Q000639:trends; D012106:Research; D014481:United States