BibTex format
@article{Hallett:2009:10.1371/journal.pone.0005720,
author = {Hallett, TB and Ghys, P and Baernighausen, T and Yan, P and Garnett, GP},
doi = {10.1371/journal.pone.0005720},
journal = {PLOS ONE},
title = {Errors in 'BED'-Derived Estimates of HIV Incidence Will Vary by Place, Time and Age},
url = {http://dx.doi.org/10.1371/journal.pone.0005720},
volume = {4},
year = {2009}
}