@article{ref1,
title="Public health problems resulting from the use of pesticides",
journal="Salud publica de Mexico",
year="1968",
author="Milby, T. H. and West, I.",
volume="10",
number="5",
pages="623-630",
abstract="<p>[Abstract unavailable]</p><p>Language: es</p>",
language="es",
issn="0036-3634",
doi="",
url="http://dx.doi.org/"
}