@article{ref1,
title="Sustainability of the good behaviour game in Dutch primary schools",
journal="Health promotion international",
year="2017",
author="Dijkman, Marieke A. M. and Harting, Janneke and van Tol, Lenneke and Van der Wal, Marcel F.",
volume="32",
number="1",
pages="79-90",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0957-4824",
doi="10.1093/heapro/dav055",
url="http://dx.doi.org/10.1093/heapro/dav055"
}