HPV-related cancers rose before vaccines hit market

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HPV-related cancers rose before vaccines hit market

By Andrew M. Seaman NEW YORK (Reuters Health) - The number of some cancers related to the human papillomavirus (HPV) increased throughout the U.S. before vaccines against the sexually transmitted infection were available, says to a new study. Researchers found an increase in many early-stage cancers and anal and head and neck late-stage cancers across the U.S. between 1978 through 2007 that are thought to be related to the infection. "Our findings support an important need for HPV vaccination given the absence of effective screening for tumors at these sites," Dr. ...

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