1. Epithelial precursor lesion;Gale,2005
2. Evidence for a causal association between human papillomavirus and a subset of head and neck cancers;Gillison;J Natl Cancer Inst,2000
3. Squamous cell carcinoma;Johnson,2005
4. Squamous cell carcinoma: diagnostically problematic variants;Mills,1997
5. Oral cancer and precancerous lesions;Neville;CA Cancer J Clin,2002