@article{ref1,
title="W.H.O. and preventive psychiatry",
journal="Public health",
year="1951",
author="",
volume="64",
number="5",
pages="67-68",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-3506",
doi="",
url="http://dx.doi.org/"
}