@article{ref1,
title="Reconsidering the classification of food poisoning",
journal="Voprosy Pitaniia",
year="1991",
author="Vankhanen, V. D. and Denisov, K. A.",
volume="",
number="1",
pages="4-7",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0042-8833",
doi="",
url="http://dx.doi.org/"
}