11 octubre 2015
Researchers found that flu immunizations with four times the strength of standard flu shots significantly reduced the risk of being hospitalized during the influenza season. The group that received the high dose vaccine had a 19.7 percent hospital admission rate versus 20.9 percent in admission for those who received the standard dose vaccine.
http://www.sciencedaily.com/releases/2015/10/151010225418.htm
