@article{Vajs_2003,
title={Further degradation product of hyperforin from Hypericum perforatum (St. John’s Wort)},
volume={74},
ISSN={0367-326X},
url={http://dx.doi.org/10.1016/s0367-326x(03)00114-x},
DOI={10.1016/s0367-326x(03)00114-x},
number={5},
journal={Fitoterapia},
publisher={Elsevier BV},
author={Vajs,
V. and Vugdelija,
S. and Trifunović,
S. and Karadžić,
I. and Juranić,
N. and Macura,
S. and Milosavljević,
S.},
year={2003},
month=jul,
pages={439–444} }