| http://www.w3.org/ns/prov#value | - In fact, as late as the 1980s and 1990s, carbapenems were considered the last resort antibiotics" used primarily against extended-spectrum ??-lactamase (ESBL) or AmpC-producing gram-negative bacteria (Bonomo, 2011).Here was a development whereby one more microbial mechanism was defeating man's war against infectious diseases.
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