@article{ref1,
title="The incidence of hospitalizations and emergency room visits resulting from exposure to chemicals used in agriculture",
journal="Nebraska medical journal",
year="1987",
author="Sniezek, Joseph E. and Klein, D. K. and Rettig, B. A.",
volume="72",
number="7",
pages="215-219",
abstract="Abstract unavailable.",
language="",
issn="0091-6730",
doi="",
url="http://dx.doi.org/"
}