@article{ref1,
title="Baby walkers and the premature infant",
journal="CMAJ : Canadian Medical Association journal",
year="1988",
author="Downer, H. and Inwood, S. and Knox, Kerry",
volume="139",
number="7",
pages="609-610",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0820-3946",
doi="",
url="http://dx.doi.org/"
}