@article{ref1,
title="Surgical approach in acute cholecystitis",
journal="Sovetskaia Meditsina",
year="1974",
author="Korolev, B. A. and Gagushin, V. A. and Avrov, Iu M.",
volume="0",
number="4",
pages="8-11",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0038-5077",
doi="",
url="http://dx.doi.org/"
}