Coding of Barrett’s oesophagus with high-grade dysplasia in national administrative databases: a population-based cohort study

Chadwick G, Varagunam M, Brand C, Riley SA, Maynard N, Crosby T, Michalowski J, Cromwell DA.BMJ Open. 2017 Jun 9;7(6):e014281. doi: 10.1136/bmjopen-2016-014281.

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