@article{ref1,
title="Large area flap switch to control battery-operated toys",
journal="American journal of occupational therapy",
year="1982",
author="Shein, G. F. and Mandel, A. R.",
volume="36",
number="2",
pages="107-110",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0272-9490",
doi="",
url="http://dx.doi.org/"
}