{"acf2caae-0773-4eb2-bb10-57a01b19e200": "Ihalferty", "b36780e0-cb72-4402-8bda-d3fd3a8925b0": "An outbreak of MRSA in a NICU was investigated in California. Healthcare personnel were identified as a potential key link in transmission and colonization. Whole-genome sequencing (WGS) further identified circulation of a highly virulent outbreak strain for at least 7 months prior to outbreak recognition."}