@article{ref1,
title="A critique on the methods and scope of epidemiology",
journal="American journal of public health",
year="1963",
author="Saiger, GL",
volume="53",
number="",
pages="1696-1700",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}