@article{ref1,
title="Note on increase of social interaction of mental patients during a camp trip",
journal="Psychological reports",
year="1975",
author="Tuttle, L. P. and Terry, D. and Shinedling, M. M.",
volume="36",
number="1",
pages="77-78",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2941",
doi="",
url="http://dx.doi.org/"
}