@article{ref1,
title="Massasauga rattlesnake bites in Iowa",
journal="Iowa medicine : journal of the Iowa Medical Society",
year="1993",
author="Christiansen, Johannes and Fieselmann, J.",
volume="83",
number="5",
pages="187-191",
abstract="Historically, bites from swamp rattlesnakes in Iowa have been mild, but a bite in eastern Iowa in 1990 produced life threatening thrombocytopenia. Only four populations of massasauga rattlesnakes have been verified in Iowa.<p /><p>Language: en</p>",
language="en",
issn="0746-8709",
doi="",
url="http://dx.doi.org/"
}