@article{ref1,
title="Recent principles and directives of evaluation of the effect of injury on the course of disease",
journal="Prakticky Lekar",
year="1954",
author="KNOBLOCH, J.",
volume="34",
number="22",
pages="497-501",
abstract="<p>[Abstract unavailable]</p> <p>Language: cs</p>",
language="cs",
issn="0032-6739",
doi="",
url="http://dx.doi.org/"
}