1 Centre for Pain IMPACT, Neuroscience Research Australia, Randwick, Australia; School of Health Sciences, University of New South Wales, Sydney, Australia. Electronic address: [email protected].
2 Centre for Pain Research, Department for Health, University of Bath, Bath, UK.
3 Pain Research Group, Department of Surgery & Cancer, Imperial College London, London, UK.
4 Center for Child Health, Behavior and Development, Seattle Children's Research Institute, Seattle, Washington; Department of Anesthesiology and Pain Medicine, University of Washington School of Medicine, Seattle, Washington.