Brkic Tomislav, Kalauz Mirjana, Ivekovic Hrvoje
Division of Gastroenterology and Hepatology, Department of Internal Medicine, University Hospital Rebro, Zagreb, Croatia.
Clin Gastroenterol Hepatol. 2009 Sep;7(9):e53-4. doi: 10.1016/j.cgh.2009.04.003. Epub 2009 Apr 8.