@article{ref1,
title="Depression in children and youth--an invisible phenomenon",
journal="Nordisk Medicin",
year="1991",
author="Lange, Jörn",
volume="106",
number="3",
pages="84-85",
abstract="<p>[Abstract unavailable]</p> <p>Language: no</p>",
language="no",
issn="0029-1420",
doi="",
url="http://dx.doi.org/"
}