UK
LONDON
Chelsea & Westminster
Hillingdon & Mount View
National Hospital for Neurology & Neurosurgery
Royal Marsden
St Mary's Hospital
Barts & the London
Mid Essex Hospital
Royal National Orthopaedic Hospital
Royal Free Hospital
East of England Deanery
Oxford
Severn Deanery
USA
Mayo Clinic, Arizona
Mayo Clinic, Florida
Mayo Clinic, Minnesota
University of Florida College of Medicine
University of North Carolina at Chapel Hill
Massachusetts General
Bigham and Women's Hospital
John's Hopkins, Maryland
University of Iowa
Chicago
Northwestern
Yale
University of Colorado
University of California, San Francisco
Keck, Southern California
Wake
Duke
Weill Cornell
New York University
Mount Sinai
Washington, St Louis
University of Washington
Cleveland
Medical College of Wisconsin
University of Virginia
Vanderbilt University
University of Utah
CANADA
Dalhousie
Ottowa
Alberta
Toronto Western Hospital
Sunnybrook Health Sciences Centre, Toronto
St Michael's Hospital, Toronto
McMaster
University of Laval
McGill Hospital, Quebec
Schulich School of Medicine, Western University, Ontario
AUSTRALIA
Royal Perth Hospital
NEW ZEALAND
North Shore Hospital, Auckland
Auckland City Hospital
Wellington Hospital
Middlemore Hospital, Auckland
Paediatric Pain at Starship Children's Hospital, Auckland
Regional and Pain at Dunedin
SOUTH AFRICA
Johannesburg / Cape Town