@ARTICLE{
author={Jovanovic Ivan D,Vormbrock Klaus,Zimmermann Lars,Djuranovic Srdjan P,Ugljesic Milenko B,Malfertheiner Peter,Fry Lucia C,Moenkemueller Klaus},
year={2011},
title={Therapeutic Double-Balloon Enteroscopy: A Binational, Three-Center Experience},
journal={DIGESTIVE DISEASES},
volume={29},
number={},
pages={27-31},
document_type={Article},
} 

@ARTICLE{
author={Jovanovic Ivan D,Zimmermann Lars,Fry Lucia C,Moenkemueller Klaus},
year={2011},
title={Feasibility of endoscopic closure of an iatrogenic colon perforation occurring during colonoscopy},
journal={GASTROINTESTINAL ENDOSCOPY},
volume={73},
number={3},
pages={550-555},
document_type={Article},
} 

@ARTICLE{
author={Moenkemueller Klaus,Fry Lucia C,Zimmermann Lars,Mania Andreas,Zabielski Marzena,Jovanovic Ivan D},
year={2010},
title={Advanced Endoscopic Imaging Methods for Colon Neoplasia},
journal={DIGESTIVE DISEASES},
volume={28},
number={4-5},
pages={629-640},
document_type={Article},
}