title: Centralisation of upper gastrointestinal cancer surgery.
authors.forename: Ajith K
authors.initials: AK
authors.lastname: Siriwardena
mesh_terms: D005762:Gastroenterology / Q000458:organization & administration*; D005770:Gastrointestinal Neoplasms / Q000601:surgery*; D006801:Humans; D017410:Practice Guidelines as Topic; D013222:State Medicine; D006113:United Kingdom