@article{ref1,
title="Sea urchins",
journal="Cutis",
year="1999",
author="Burnett, J. W. and Burnett, M. G.",
volume="64",
number="1",
pages="21-22",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0011-4162",
doi="",
url="http://dx.doi.org/"
}