title: Proceedings: Evidence of clustering in cases of gastrointestinal tract malignancy.
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology; D001984:Bronchial Neoplasms / Q000453:epidemiology; D004739:England; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000453:epidemiology*; D006801:Humans; D012606:Scotland; D014565:Urogenital Neoplasms / Q000453:epidemiology