@article{ref1,
title="Limitations of morbidity and mortality data obtained from family histories--a report from the Tecumseh community health study",
journal="American journal of public health",
year="1972",
author="Napier, J. A. and Metzner, H. and Johnson, B. C.",
volume="62",
number="1",
pages="30-35",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}