@article{ref1,
title="Vertical motor anomalies",
journal="American orthoptic journal",
year="1956",
author="Chamberlain, W. P. Jr",
volume="6",
number="",
pages="58-60",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0065-955X",
doi="",
url="http://dx.doi.org/"
}