@article{ref1,
title="Cycles of violence in child physical abuse",
journal="Lancet",
year="1991",
author="",
volume="338",
number="8759",
pages="88-90",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}