Fig. 1From: Prospective study evaluating dynamic changes of cell-free HPV DNA in locoregional viral-associated oropharyngeal cancer treated with induction chemotherapy and response-adaptive treatmentQuantification of HPV 16 and 18 in contrived samples. Dilution series of samples tested in replicate at 12 tiers ranging from 0.3 to 50,000 copiesBack to article page