title: Human papilloma virus DNA in oesophageal carcinoma.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000032:analysis*; D004279:DNA, Viral / Q000032:analysis*; D004938:Esophageal Neoplasms / Q000032:analysis*; D006801:Humans; D009693:Nucleic Acid Hybridization; D027383:Papillomaviridae / Q000235:genetics*
chemical_list: D004279:DNA, Viral