@article{ref1,
title="A recruitment method to obtain community samples of children for survey research in Switzerland",
journal="International journal of public health",
year="2011",
author="Zellweger, Ueli and Dey, Michelle and Jann, Ben and Mohler-Kuo, Meichun",
volume="56",
number="3",
pages="353-356",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1661-8556",
doi="10.1007/s00038-011-0250-z",
url="http://dx.doi.org/10.1007/s00038-011-0250-z"
}