NIH expenditures: extramural versus intramural.
Liotta
L A
LA
D000163:Acquired Immunodeficiency Syndrome / Q000191:economics / Q000628:therapy; D000998:Antiviral Agents / Q000627:therapeutic use; D006801:Humans; D009316:National Institutes of Health (U.S.) / Q000191:economics*; D011057:Politics; D012109:Research Support as Topic; D014481:United States
D000998:Antiviral Agents