Spurred by the flu-vaccine-shortage, visits to the major influenza sites have shot up in the United States, found Hitwise weekly, an Australian company that measures Web traffic and focuses on
flu-related Wed-surfing behavior. Maxim Health Systems' Findaflush.com spiked 3800 percent for the week ending Oct. 16, compared to the week ending Sept. 25, according to Hitwise.
