@article{ref1,
title="Lecture on "radio activity"",
journal="Clinical and experimental optometry",
year="1920",
author="Rich, Stiles W. C.",
volume="2",
number="4",
pages="6-10",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0816-4622",
doi="10.1111/j.1444-0938.1920.tb00248.x",
url="http://dx.doi.org/10.1111/j.1444-0938.1920.tb00248.x"
}