1 WHO Collaborating Centre for eHealth, School of Public Health and Community Medicine, University of New South Wales, Sydney, New South Wales, Australia.
2 Centre for Digital Transformation of Health, University of Melbourne, Melbourne, Victoria, Australia.
3 IRDR Centre for Digital Public Health in Emergencies, University College London, London, UK.
4 Department of Computer Science and Software Engineering, Swinburne University of Technology, Hawthorn, Victoria, Australia.