HPV
Group HPV types Comments
Alpha HPV types
1 16 Most potent HPV type, causes cancer at several sites.
1 18,31,33,35,39,45,51,52,56,58,59 Sufficient evidence for cervical cancer.
2A 68 Limited evidence in humans can cause cervical cancer
2B 26,53,66,67,70,73,82 Limited evidence in humans for cervical cancer