1. Placebo-controlled phase 3 trial of a recombinant glycoprotein 120 vaccine to prevent HIV-1 infection.;NM Flynn;J Infect Dis,2005
2. The challenges of eliciting neutralizing antibodies to HIV-1 and to influenza virus.;GB Karlsson Hedestam;Nat Rev Microbiol,2008
3. Immunological Characterization of Subjects from the STEP Study: A Phase IIB Test-of-Concept Trial of the MRKAd5 HIV-1 Gag/Pol/Nef Trivalent Vaccine;M Robertson,2008
4. Efficacy Results from the STEP Study (Merck V520 Protocol 023/HVTN 502): A Phase II Test-of-Concept Trial of the MRKAd5 HIV-1 Gag/Pol/Nef Trivalent Vaccine;M Robertson,2008
5. STEP Trial: Exploring hypotheses for differential HIV acquisition rates.;S Buchbinder,2008