@article{ref1,
title="Medico-legal aspects of occupational asthma",
journal="Annals of allergy",
year="1971",
author="Lass, N. and Arion, H. and Sahar, J.",
volume="29",
number="11",
pages="573-577",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4738",
doi="",
url="http://dx.doi.org/"
}