1. Division of Gastrointestinal Surgery, Nottingham Digestive Diseases Centre, Faculty of Medicine and Health Sciences, University of Nottingham, E. Floor West Block, Queen’s Medical Centre, Derby Road, Nottingham NG7 2UH, UK
2. Research & Development Department, Lincoln Breast Unit, Lincoln County Hospital, Greetwell Road, Lincoln LN2 5QY, UK
3. Department of Pathology, Path Links, Lincoln County Hospital, Greetwell Road, Lincoln LN2 5QY, UK
4. Academic Department of Pathology, Faculty of Medicine and Health Sciences, University of Nottingham, A Floor West Block, Queen’s Medical Centre, Derby Road, Nottingham NG7 2UH, UK
5. Department of Surgery, Phramongkutklao Hospital and College of Medicine, 315 Rajavithi Road, Bangkok 10400, Thailand