@article{ref1,
title="A controlled video observational study of abused children",
journal="Child abuse and neglect",
year="1978",
author="Hyman, C. A. and Parr, R",
volume="2",
number="4",
pages="217-222",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0145-2134",
doi="",
url="http://dx.doi.org/"
}