In a finding that offers the first evidence that the human papillomavirus (HPV) vaccine is indeed protecting women from cervical cancer, new research shows cases in the United States have slowly but steadily declined over the last decade and a half.

In a finding that offers the first evidence that the human papillomavirus (HPV) vaccine is indeed protecting women from cervical cancer, new research shows cases in the United States have slowly but steadily declined over the last decade and a half.