Fig. 1From: Clinico-pathological features of oropharyngeal squamous cell carcinomas in Malaysia with reference to HPV infectionHPV-related oropharyngeal squamous cell carcinoma (a & b; H&E stain) showing high levels of p16 expression by immunohistochemistry (c) and evidence of high risk HPV DNA by in situ hybridisation (d)Back to article page