@article{ref1,
title="Pellagroid caused by poisoning with goose-foot",
journal="Polski Tygodnik Lekarski (Wars)",
year="1956",
author="Helinski, M.",
volume="11",
number="5",
pages="210-212",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0860-8857",
doi="",
url="http://dx.doi.org/"
}