Virus Passed During Oral Sex Tops Tobacco As Throat Cancer Cause

If you're keeping score, here's even more evidence that HPV causes oral, head and neck cancers and that vaccines may be able to prevent it. Researchers studying the human papillomavirus say that in the United States HPV causes 64 percent of oropharynxl cancers. In the rest of the world, tobacco remains the leading cause of oral cancer, Dr. Maura Gillison of Ohio State University told a meeting of the

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