1. Discipline of Paediatrics and Child Health, Sydney Medical School, The University of Sydney, The Children’s Hospital at Westmead, Westmead, New South Wales, Australia;
2. The George Institute for Global Health, and
3. Poche Centre for Indigenous Health, Sydney Medical School, The University of Sydney, Sydney, New South Wales, Australia;
4. Physiotherapy Department, Royal North Shore Hospital, St Leonards, New South Wales, Australia;
5. Department of Psychiatry and Behavioral Sciences, University of Washington School of Medicine, Seattle Children’s Research Institute, Seattle, Washington;
6. Departamento de Fisioterapia, Faculdade de Ciências e Tecnologia, Universidade Estadual Paulista, Presidente Prudente, Sao Paulo, Brazil;
7. The Sydney Children’s Hospital Networks (Westmead), Westmead, New South Wales, Australia;
8. The Australian Paediatric Surveillance Unit, Kids’ Research Institute, Westmead, New South Wales, Australia.