The Bacterial Composition of the Stomach in Reflux Disease

Conditions:   GORD;   Oesophageal Cancer;   Oesophageal Reflux;   Gastric Cancer;   Gastro Esophageal Reflux;   Oesophageal Carcinoma;   Barrett Esophagus;   Esophagitis
Intervention:   Diagnostic Test: No intervention but patients are undergoing an upper GI endoscopy and biopsies for clinical purposes
Sponsor:   Imperial College London
Recruiting

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