@article{ref1,
title="Mental-hospital admissions and aircraft noise",
journal="Lancet",
year="1969",
author="Abey-Wickrama, I. and a'Brook, M. F. and Gattoni, F. E. and Herridge, C. F.",
volume="2",
number="7633",
pages="1275-1277",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}