@article{ref1,
title="Bicycle helmets and the experimenter effect",
journal="Psychological science",
year="2018",
author="Radun, Igor and Lajunen, Timo",
volume="29",
number="6",
pages="1020-1022",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0956-7976",
doi="10.1177/0956797618761040",
url="http://dx.doi.org/10.1177/0956797618761040"
}