“…1,2,3,4,6,7,10,11,13,16,18,30,31,32,33,35,45,52,55,57, 59, 69, 72, and 73 have been proved to be associated with benign lesions and 12 types, 2,3,6,11,13,16,18,31,33,35,52, and 57 with malignant lesions 31, 32. A total of 99% of HPV infections in HNSCC are related to high-risk types 16, 18, 31, or 33, with HPV 16 as the most common subtype and HPV 33 accounting for less than 10% of cases.…”