Novak, Jan Renal Abscess Caused by Extended-Spectrum Beta-Lactamase-Producing Bacteria and Complicated by the Perforation to a Cyst and to the Renal Pelvis. [electronic resource] - Journal of endourology case reports 2016 - 123-6 p. digital Publication Type: Case Reports; Journal Article ISSN: 2379-9889 Standard No.: 10.1089/cren.2016.0022 doi