@article{ref1,
title="The child is father of the man, and mother of the woman",
journal="Pediatrics",
year="2014",
author="Guttmacher, Alan E. and Raju, Tonse N. K.",
volume="134",
number="5",
pages="e1411-2",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0031-4005",
doi="10.1542/peds.2014-2646",
url="http://dx.doi.org/10.1542/peds.2014-2646"
}