5 febrero 2015
Forget commuters and rats, New York City’s subway system is crowded with microbes. After spending her vacation swabbing benches and turn styles beneath the city, high school students found bacteria impervious to two major antibiotics.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/i7gxQ9-AZWg/150205174937.htm
