"Over this four year time period, there was about a 28 percent decrease in these serious MRSA infections that start in the hospital," added Dr. Kallen.

卡伦医生说：“在这四年期间，在医院里发生的‘抗药性金黄葡萄球菌’严重感染病例减少了百分之28。”

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The good news is that not only is CRE seen relatively infrequently in most U.S. facilities, but current surveillance systems haven't been able to find it commonly in otherwise healthy people in the community, says Dr. Alex Kallen, a CDC medical officer.

CNN: CDC: 'Nightmare bacteria' spreading