@article{ref1,
title="Editorial: Let the children play",
journal="Lancet",
year="1976",
author="",
volume="1",
number="7973",
pages="1336-1336",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0140-6736",
doi="",
url="http://dx.doi.org/"
}