Prevalence of transmitted HIV‐1 antiretroviral resistance among patients initiating antiretroviral therapy in Brazil: a surveillance study using dried blood spots oleh Celina M P deMoraes Soares, Tania R C Vergara, Carlos Brites, Jose D U Brito, Gorki Grinberg, Marcos M Caseiro, Carlos Correa, Theodoro A Suffert, Flavio R Pereira, Michelle Camargo, Luiz M Janini, Shirley Komninakis, Maria C A Sucupira, Ricardo S Diaz