@article{ref1,
title="Causes of disease- and accident-induced disability in subjects under 65 years of age",
journal="Schweizerische Medizinische Wochenschrift",
year="1967",
author="Bickel, J. and Schär, M.",
volume="97",
number="42",
pages="1389-1397",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0036-7672",
doi="",
url="http://dx.doi.org/"
}