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Gastro-oesophageal varices (GOV) can occur in early stage primary biliary cirrhosis (PBC), making it difficult to identify the appropriate time to begin screening with oesophageo-gastro-duodenoscopy (OGD). Our aim was to develop and validate a clinical tool to predict the probability of finding GOV in PBC patients.A cross-sectional retrospective study analysing clinical data of 330 PBC patients who...