Timing constraints of in vivo gag mutations during primary HIV-1 subtype C infection. oleh Vladimir Novitsky, Rui Wang, Lauren Margolin, Jeannie Baca, Lemme Kebaabetswe, Raabya Rossenkhan, Caitlin Bonney, Michaela Herzig, David Nkwe, Sikhulile Moyo, Rosemary Musonda, Elias Woldegabriel, Erik van Widenfelt, Joseph Makhema, Stephen Lagakos, M Essex