@article{ref1,
title="Drowning",
journal="Langenbecks archiv fur chirurgie",
year="1969",
author="Balser, D.",
volume="325",
number="",
pages="66-68",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0023-8236",
doi="",
url="http://dx.doi.org/"
}