@article{Campbell-Yesufu2011,
author = {Campbell-Yesufu, O.T. and Gandhi, R.T.},
title= {Update on Human Immunodeficiency Virus (HIV)-2 infection},
year = {2011},
doi = {10.1093/cid/ciq248},
volume = {52},
number = {6},
pages = {780--787},
}