About the Authors

Chris Hayes

Chris.Hayes@hnehealth.nsw.gov.au

Affiliation Hunter Integrated Pain Service, Newcastle, New South Wales, Australia

Meredith S. Jordan

Affiliation Hunter Integrated Pain Service, Newcastle, New South Wales, Australia

Fiona J. Hodson

Affiliation Hunter Integrated Pain Service, Newcastle, New South Wales, Australia

Linda Ritchard

Affiliation Hunter Integrated Pain Service, Newcastle, New South Wales, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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.