@article{ref1,
title="Number and nature of ski-accidents in arosa",
journal="Schweizerische Rundschau fur Medizin Praxis",
year="1976",
author="Röthlisberger, M. F. and Herwig, K. O.",
volume="65",
number="12",
pages="346-348",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="1013-2058",
doi="",
url="http://dx.doi.org/"
}