@ARTICLE{
author={Milivojevic Vladimir,Rankovic Ivan V,Popovic D,Glisic Tijana M,Matejic Olivera D,Tomic Dragan V,Krstic Miodrag N,Milosavljevic Tomica N},
year={2020},
title={Time trends in acute upper gastrointestinal bleeding in Serbian adult population},
journal={HELICOBACTER},
volume={25},
number={},
pages={71-71},
document_type={Meeting Abstract},
} 

@ARTICLE{
author={Culafic Djordje M,Matejic Olivera D,Rudic Jelena S},
year={2009},
title={Gastro-Duodenal Ulcers with Perforation Caused by Short-Term Acetylsalicylic Acid Ingestion: Case Report},
journal={SRPSKI ARHIV ZA CELOKUPNO LEKARSTVO},
volume={137},
number={5-6},
pages={282-284},
document_type={Article},
} 

@ARTICLE{
author={Sokic-Milutinovic Aleksandra D,Krstic Miodrag N,Belobrk Sanja Z,Matejic Olivera D,Djurasinovic Miroslav Z,Glisic M,Milosavljevic Tomica N},
year={2007},
title={Helicobacter pylori and NSAID use are equally prevalent in patients with upper gastrointestinal bleeding in Serbia},
journal={HELICOBACTER},
volume={12},
number={4},
pages={436-436},
document_type={Meeting Abstract},
} 

@ARTICLE{
author={Culafic Djordje M,Matejic Olivera D,Djukic Vladimir S,Vukcevic Miodrag D,Kerkez Mirko D},
year={2007},
title={Spontaneous gastrojejunal fistula is a complication of gastric ulcer},
journal={WORLD JOURNAL OF GASTROENTEROLOGY},
volume={13},
number={3},
pages={483-485},
document_type={Article},
}