Pou, C., Codoner, f. M., Thielen, A., Bellido, R., Perez-Alvarez, S., Cabrera, C., et al. (2013). HIV-1 Tropism Testing in Subjects Achieving Undetectable HIV-1 RNA: Diagnostic Accuracy, Viral Evolution and Compartmentalization. PLoS One, 8(8): e67085. doi:10.1371/journal.pone.0067085.