Pfizer announces free drug program.
D044966:Anti-Retroviral Agents / Q000191:economics / Q000600:supply & distribution*; D020008:Delavirdine / Q000191:economics / Q000600:supply & distribution*; D004345:Drug Industry; D015658:HIV Infections / Q000517:prevention & control*; D006801:Humans; D019888:Nelfinavir / Q000191:economics / Q000600:supply & distribution*; D014481:United States
D044966:Anti-Retroviral Agents; D020008:Delavirdine; D019888:Nelfinavir