@article{ref1,
title="Education, recreation, and vocational training",
journal="Birth defects original article series",
year="1976",
author="Gordon, E. W.",
volume="12",
number="4",
pages="119-126",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0547-6844",
doi="",
url="http://dx.doi.org/"
}