| antimicrobial susceptibilities of aerobic and facultative gram-negative bacilli from intra-abdominal infections in patients from seven regions in china in 2012 and 2013. | to evaluate the antimicrobial susceptibility of gram-negative bacilli that caused hospital-acquired and community-acquired intra-abdominal infections (iais) in china between 2012 and 2013, we determined the susceptibilities to 12 antimicrobials and the extended-spectrum β-lactamase (esbl) statuses of 3,540 iai isolates from seven geographic areas in china in a central laboratory using clsi broth microdilution and interpretive standards. most infections were caused by escherichia coli (46.3%) and ... | 2015 | 26482308 |