title: Head and neck cancer.
authors: Hans
authors: H
authors: Scherübl
authors: Hans
authors: H
authors: Scherer
authors: Bodo
authors: B
authors: Hoffmeister
mesh_terms: D004938:Esophageal Neoplasms / Q000175:diagnosis*; D006258:Head and Neck Neoplasms; D006801:Humans; D016609:Neoplasms, Second Primary / Q000175:diagnosis*; D012306:Risk