@article{ref1,
title="Sterilisation of Mental Defectives",
journal="Mental health",
year="1956",
author="Butler, Fred O.",
volume="15",
number="2",
pages="75-76",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0025-9632",
doi="",
url="http://dx.doi.org/"
}