@article{ref1,
title="Does one nonlethal suicide attempt increase the risk for a subsequent nonlethal attempt?",
journal="Medical care",
year="1987",
author="Clark, D. C. and Gibbons, Robert D.",
volume="25",
number="12 Suppl",
pages="S87-9",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-7079",
doi="",
url="http://dx.doi.org/"
}