@article{ref1,
title="Vaginal injury due to coitus",
journal="American journal of obstetrics and gynecology",
year="1956",
author="Fish, S. A.",
volume="72",
number="3",
pages="544-548",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9378",
doi="",
url="http://dx.doi.org/"
}