@article{ref1,
title="Rehabilitation of problem families",
journal="American journal of public health",
year="1955",
author="Williams, HC",
volume="45",
number="8",
pages="990-997",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}