@article{ref1,
title="An experimental methodology for analysis of child pedestrian behavior",
journal="Pediatrics",
year="1969",
author="Heimstra, Norman W. and Nichols, J. and Martin, Graham",
volume="44",
number="5",
pages="Suppl:832-8",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0031-4005",
doi="",
url="http://dx.doi.org/"
}