BibTex format
@article{Fraser:2007,
author = {Fraser, C and Hollingsworth, D and Chapman, D and de, Wolf F and Hanage, WP},
journal = {Proc Natl Acad Sci USA},
title = {Variation in HIV-1 set-point viral load: Epidemiological analysis and an evolutionary hypothesis.},
volume = {In press},
year = {2007}
}