@article{ref1,
title="Loss of vitreous body. Frequency, significance, causes and prevention",
journal="Klinische Monatsblätter für Augenheilkunde (1963)",
year="1967",
author="Kettesy, A.",
volume="150",
number="6",
pages="785-804",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0023-2165",
doi="",
url="http://dx.doi.org/"
}