@article{ref1,
title="Manual ability in pulling and twisting and manual dexterity of young children. Study and consequences for accident prevention in the pre-school age",
journal="Pädiatrie und pädologie",
year="1971",
author="Gädeke, R. and Weitzel, E.",
volume="6",
number="1",
pages="36-57",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0030-9338",
doi="",
url="http://dx.doi.org/"
}