1. Centre for Pediatric Pain Research, IWK Health Centre , Halifax, Nova Scotia, Canada
2. Novum Scientific , Antigonish, Nova Scotia, Canada
3. School of Nursing, Centre for Transformative Nursing and Health Research, Dalhousie University , Halifax, Nova Scotia, Canada
4. Department of Pediatrics, Dalhousie University , Halifax, Nova Scotia, Canada
5. Department of Psychology and Neuroscience, Dalhousie University , Halifax, Nova Scotia, Canada
6. Department of Geosciences, University of Edinburgh , Edinburgh, UK
7. Centre for Research in Family Health, IWK Health Centre , Halifax, Nova Scotia,Canada