@article{ref1,
title="Foreign bodies in the para-rectum due to masochism",
journal="American journal of psychotherapy",
year="1951",
author="Vogel, F.",
volume="5",
number="2",
pages="236-244",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-9564",
doi="",
url="http://dx.doi.org/"
}