HPV Vaccine Is Already Leading to ‘Herd Immunity’

A new study suggests, albeit with very tentative optimism, that the HPV vaccine Gardasil may offer benefits even to women who don't get inoculated through a phenomenon known as "herd immunity." (No word yet on when this herd immunity is going to start protecting that one lonely wildebeest that gets left on the wrong side … » 7/10/12 10:00am 7/10/12 10:00am