National Institute for Health Research Nottingham Biomedical Research Centre;
Nottingham University Hospitals National Health Service Trust and University of Nottingham;
Nottingham NG72UH;
United Kingdom;
Department of Pathology;
Nottingham University Hospitals National Health Service Trust;
Nottingham NG72UH;
United Kingdom;
Nottingham Digestive Diseases Centre;
School of Medicine;
University of Nottingham;
Nottingham NG72RD;
United Kingdom;
National Institute for Health Research Nottingham Biomedical Research Centre;
Nottingham University Hospitals National Health Service Trust and University of Nottingham;
Nottingham NG27UH;
United Kingdom;
Endoscopic ultrasound; Fine needle aspiration; Fine needle biopsy; Reverse bevel; Franseen geometry; Tissue acquisition;