Transmission of the X4 phenotype of HIV-1: is there evidence against the "random transmission" hypothesis? (Editorial comment).
Comment on
Presence of CXCR4-using HIV-1 in patients with recently diagnosed infection: correlates and evidence for transmission. [J Infect Dis. 2012]
2012 Jan. J Infect Dis.205(2):163-5. Epub 2011 Dec 5.