Fatal sepsis caused by multidrug-resistant Bacteroides fragilis, harboring a cfiA gene and an upstream insertion sequence element, in Japan
Keywords: Bacteroides fragilis; cfiA; Insertion element; Carbapenem; Treatment failure; MBL; metallo-β-lactamase; IS; insertion sequence; EDTA; ethylenediaminetetraacetic acid; SMA; sodium mercaptoacetic acid; DDST; double-disk synergy tests;