The high cost of fighting HIV.
D000480:Alkynes; D048588:Benzoxazines; D003521:Cyclopropanes; D004345:Drug Industry; D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans; D010078:Oxazines / Q000191:economics*; D018894:Reverse Transcriptase Inhibitors / Q000191:economics*; D014481:United States
D000480:Alkynes; D048588:Benzoxazines; D003521:Cyclopropanes; D010078:Oxazines; D018894:Reverse Transcriptase Inhibitors; C098320:efavirenz