title: Second malignant tumours in head and neck cancer.
authors.forename: G R
authors.initials: GR
authors.lastname: Ogden
mesh_terms: D006258:Head and Neck Neoplasms / Q000209:etiology* / Q000628:therapy; D006801:Humans; D009378:Neoplasms, Multiple Primary / Q000209:etiology*; D009381:Neoplasms, Radiation-Induced / Q000209:etiology; D012307:Risk Factors