@article{ref1,
title="Prenatal duties of fathers and mothers to prevent harm to offspring",
journal="Politics and the life sciences",
year="1994",
author="Robertson, John A.",
volume="13",
number="2",
pages="259-260",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0730-9384",
doi="",
url="http://dx.doi.org/"
}