@article{ref1,
title="The effect of breech presentation upon the mental and physical development of children (a statistical study) (author's transl)",
journal="Zeitschrift für Geburtshilfe und Perinatologie",
year="1974",
author="Sadowski, R. and Staemmler, H. J.",
volume="178",
number="2",
pages="104-110",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0300-967X",
doi="",
url="http://dx.doi.org/"
}