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. Author manuscript; available in PMC: 2019 Aug 1.
Published in final edited form as: Oral Oncol. 2018 Jun 27;83:147–153. doi: 10.1016/j.oraloncology.2018.06.013

Fig. 3.

Fig. 3.

Proportion of HPV-positive oropharynx carcinomas by age group and calendar year among OPCs with known HPV status. Abbreviations: HPV, human papillomavirus; OPC, oropharyngeal cancer.