@ARTICLE{
author={Nikolic-Vukosavljevic Dragica,Kanjer Ksenija,Markicevic Milan A,Todorovic-Rakovic Natasa,Vukotic Djordje,Neskovic-Konstantinovic Zora B},
year={2003},
title={Natural course of node-negative breast cancer: High risk-related subgroups},
journal={JOURNAL OF EXPERIMENTAL & CLINICAL CANCER RESEARCH},
volume={22},
number={4},
pages={543-549},
document_type={Article},
} 

@ARTICLE{
author={Nikolic-Vukosavljevic Dragica,Kanjer Ksenija,Neskovic-Konstantinovic Zora B,Vukotic Djordje},
year={2002},
title={Natural history of estrogen receptor-negative, progesterone receptor-positive breast cancer},
journal={INTERNATIONAL JOURNAL OF BIOLOGICAL MARKERS},
volume={17},
number={3},
pages={196-200},
document_type={Article},
}