1. Granich R. M., Gilks C. F., Dye C., De Cock K. M., Williams B. G., Lancet 373, 48 (2009).
2. Donnell D., et al.., abstract 136, presented at the 17th Conference on Retroviruses and Opportunistic Infections, San Francisco, CA, 16 to 19 February 2010.
3. Sullivan P., et al.., abstract 52bLB, presented at the 16th Conference on Retroviruses and Opportunistic Infections, Montreal, Canada, 8 to 11 February 2009.