@article{ref1,
title="Optic nerve injury caused by thallium poisoning",
journal="Praxis (Hallwag)",
year="1952",
author="Bohringer, H. R.",
volume="41",
number="50",
pages="1092-1094",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0369-8394",
doi="",
url="http://dx.doi.org/"
}