@article{ref1,
title="The challenge of evaluating the effectiveness of treatments for deliberate self-harm",
journal="Psychological medicine",
year="2003",
author="Hawton, Keith E. and Sinclair, Julia",
volume="33",
number="6",
pages="955-958",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2917",
doi="",
url="http://dx.doi.org/"
}