19 febrero 2015
Scientists have developed a new HPV (human papilloma virus) vaccine which protects against nine types of the virus — seven of which cause most cases of cervical cancer. The new vaccine offers significantly greater protection than the current vaccine, which protects against only two cancer causing types of HPV.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/nOi6pWChlpk/150218191855.htm
