@article{ref1,
title="Trial colorimeter and its clinical use. Color defects and inaccurate discrimination of colored lights",
journal="Modern problems in ophthalmology",
year="1974",
author="Ota, Y. and Matsuo, H.",
volume="13",
number="0",
pages="84-91",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0077-0078",
doi="",
url="http://dx.doi.org/"
}