M. Sagar, Laeyendecker, O., Lee, S., Gamiel, J., Wawer, M. J., Gray, R. H., Serwadda, D., Sewankambo, N. K., Shepherd, J. C., Toma, J., Huang, W., and Quinn, T. C.,
“Selection of HIV variants with signature genotypic characteristics during heterosexual transmission.”,
The Journal of infectious diseases, vol. 199, no. 4, pp. 580-9, 2009.
] Year 
