@article{ref1,
title="The life course: challenges and opportunities for public health research",
journal="International journal of public health",
year="2013",
author="Richter, Matthias and Blane, David",
volume="58",
number="1",
pages="1-2",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1661-8556",
doi="10.1007/s00038-012-0436-z",
url="http://dx.doi.org/10.1007/s00038-012-0436-z"
}