@article{ref1,
title="Does economic insecurity really impact on gun violence at US schools?",
journal="Nature human behaviour",
year="2019",
author="Pappa, Evi and Lagerborg, Andresa and Ravn, Morten O.",
volume="3",
number="3",
pages="198-199",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="2397-3374",
doi="10.1038/s41562-018-0351-2",
url="http://dx.doi.org/10.1038/s41562-018-0351-2"
}