@article{ref1,
title="Adolescence and public health",
journal="American journal of public health",
year="1941",
author="Frank, L. K.",
volume="31",
number="11",
pages="1143-1150",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}