@article{ref1,
title="Alcohol concentrations in breath and blood after drinking dietetic and non-alcoholic beer",
journal="Blutalkohol",
year="1983",
author="Markwalder, C. and Gruhn Schultek, KM and Pribilla, O.",
volume="20",
number="1",
pages="25-32",
abstract="<p>[Abstract unavailable]</p>",
language="de",
issn="0006-5250",
doi="",
url="http://dx.doi.org/"
}