@article{ref1,
title="Keeping sex workers safe",
journal="Lancet",
year="2015",
author="",
volume="386",
number="9993",
pages="504-504",
abstract="<p>[Abstract unavailable]  Keywords: Human trafficking </p> <p>Language: en</p>",
language="en",
issn="0140-6736",
doi="10.1016/S0140-6736(15)61460-X",
url="http://dx.doi.org/10.1016/S0140-6736(15)61460-X"
}