About the Authors
- Chris Hayes, Meredith S. Jordan, Fiona J. Hodson, Linda Ritchard
- Hunter Integrated Pain Service, Newcastle, New South Wales, Australia
The authors have declared that no competing interests exist.
Conceived and designed the experiments: CH. Performed the experiments: FH LR CH. Analyzed the data: MJ. Contributed reagents/materials/analysis tools: MJ CH. Wrote the paper: CH FH MJ.