Charlotte Jennings (National Pathology Imaging Cooperative, Leeds Teaching Hospitals NHS Trust, Leeds, UK), Andrew Broad (National Pathology Imaging Cooperative, Leeds Teaching Hospitals NHS Trust, Leeds, UK, University of Leeds, Leeds, UK), Lucy Godson (National Pathology Imaging Cooperative, Leeds Teaching Hospitals NHS Trust, Leeds, UK, University of Leeds, Leeds, UK), Emily Clarke (National Pathology Imaging Cooperative, Leeds Teaching Hospitals NHS Trust, Leeds, UK), David Westhead (University of Leeds, Leeds, UK), Darren Treanor (National Pathology Imaging Cooperative, Leeds Teaching Hospitals NHS Trust, Leeds, UK)