@ARTICLE{
author={Popovic-Lisulov Danica,Krotin Mirjana K,Zdravkovic Marija D,Soldatovic Ivan A,Zdravkovic Darko D,Brajkovic Milica,Gardijan Vera,Saric Jelena,Pokrajac Ruzica,Lovic Dragan B,Stevanovic Predrag D,Tancic-Gajic Milina D,Vukcevic Miodrag D},
year={2014},
title={Early Left Ventricular Systolic and Diastolic Dysfunction in Patients with Newly Diagnosed Obstructive Sleep Apnoea and Normal Left Ventricular Ejection Fraction},
journal={SCIENTIFIC WORLD JOURNAL},
volume={},
number={},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Zdravkovic Marija D,Milic Natasa M,Trifunovic-Zamaklar Danijela D,Zaja Mirna,Zivanovic Irena,Pokrajac Ruzica,Ninkovic Nebojsa,Zdravkovic Darko D},
year={2006},
title={Does the severity of chronic heart failure influence heart rate variability?},
journal={Advances in Heart Disease},
volume={},
number={},
pages={527-531},
document_type={Proceedings Paper},
}