— United States
1. Skinner AM, Petrella L, Siddiqui F, et al. Unique clindamycin-resistant _Clostridioides difficile_ strain related to fluoroquinolone-resistant epidemic BI/RT027 strain. Emerg Infect Dis. 2020; 26(2): early release; .
_Clostridioides difficile_ (C. diff) ribotype (RT) 027, also known as North American PFGE type 1 or NAP1, is a hypervirulent strain that has been associated with numerous healthcare outbreaks that have increased severity, high relapse rates, and increased mortality. RT027
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