@article{ref1,
title="On the Necessity of Regular Checkups for Automobile Drivers Conducted by Suitable Doctors",
journal="Deutsche Medizinische Wochenschrift",
year="1930",
author="Hirsch-Mamreth, P",
volume="56",
number="",
pages="105-106",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}