@article{Piot2008,
author = {Piot, P. and Bartos, M. and Larson, H. and Zewdie, D. and Mane, P.},
title= {Coming to terms with complexity: a call to action for HIV prevention},
year = {2008},
doi = {10.1016/S0140-6736(08)60888-0},
journal = {Lancet},
volume = {372},
number = {9641},
pages = {845--859},
}