@article{ref1,
title="Case report contributions to vitamin d2 poisoning",
journal="Sŭvremenna Medit͡sina",
year="1963",
author="Ralcheva, A.",
volume="14",
number="",
pages="39-41",
abstract="<p>[Abstract unavailable]</p><p>Language: bg</p>",
language="bg",
issn="0562-7192",
doi="",
url="http://dx.doi.org/"
}