1. College of Public Health, Medical and Veterinary Sciences, James Cook University, Townsville, Queensland, Australia & World Safety Organisation Collaborating Centre for Injury Prevention and Safety Promotion, James Cook University, Townsville, Queensland, Australia
2. College of Public Health, Medical and Veterinary Sciences, James Cook University, Townsville, Queensland, Australia & World Safety Organisation Collaborating Centre for Injury Prevention and Safety Promotion, James Cook University, Townsville, Queensland, Australia & School of Public Health, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa