Scientists in the United States have developed a vital tool in the battle against superbugs by re-engineering a decades-old antibiotic.
원문출처 : http://www.cnn.com/2017/05/30/health/new-super-antibiotic/index.html
원문출처 : http://www.cnn.com/2017/05/30/health/new-super-antibiotic/index.html