@article{ref1,
title="The health of adolescents and youth: a global overview",
journal="World health statistics quarterly",
year="1985",
author="Friedman, H. L.",
volume="38",
number="3",
pages="256-266",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0379-8070",
doi="",
url="http://dx.doi.org/"
}