@article{ref1,
title="A Greek progymnasma on the physician-poisoner",
journal="Journal of the history of medicine and allied sciences",
year="1993",
author="Ratzan, R. M. and Ferngren, G. B.",
volume="48",
number="2",
pages="157-170",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-5045",
doi="",
url="http://dx.doi.org/"
}