@ARTICLE{
author={Boccia Stefania,Miele Luca,Panic Nikola,Turati Federica,Arzani Dario,Cefalo Consuelo,Amore Rosarita,Bulajic Milutin M,Pompili Maurizio,Rapaccini Gianlodovico,Gasbarrini Antonio,La Vecchia Carlo,Grieco Antonio},
year={2015},
title={The Effect of CYP, GST, and SULT Polymorphisms and Their Interaction with Smoking on the Risk of Hepatocellular Carcinoma},
journal={Biomed Research International},
volume={},
number={},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Tufegdzic Maja,Panic Nikola,Boccia Stefania,Malerba Stefano,Bulajic Milutin M,La Vecchia Carlo,Sljivic Aleksandra,Trbojevic-Stankovic Jasna B,Krstic Miodrag N},
year={2014},
title={The weekend effect in patients hospitalized for upper gastrointestinal bleeding: a single-center 10-year experience},
journal={EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY},
volume={26},
number={7},
pages={715-720},
document_type={Article},
}