Chronic anal pain: A review of causes, diagnosis, and treatment

Consultant Colorectal Surgeon, Cleveland Clinic London, UK; Professor of Surgery, Queen Mary University of London, London, UK; Professor of Experimental Therapeutics, University College London; Hon. Consultant Colorectal Surgeon, St Marks Hospital, London, UK; Hon. Professor of Colorectal Surgery, University of Antwerp, Antwerp, Belgium

Consultant Colorectal Surgeon, Cleveland Clinic London, UK; Professor of Colorectal Surgery, University College London, London, UK