@article{ref1,
title="Pretesting the PTA questionnaire on child health supervision",
journal="Public health reports (1896)",
year="1965",
author="Eliot, J. W. and Rebentisch, J.",
volume="80",
number="10",
pages="906-914",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0094-6214",
doi="",
url="http://dx.doi.org/"
}