[1
]
New South Wales Ministry of Health, 73 Miller St North, Sydney, NSW, 2060, Australia.
andrew.milat@doh.health.nsw.gov.au.
[2
]
School of Public Health, University of Sydney, Level 2, Medical Foundation, Building,
K25, Sydney, NSW, 2006, Australia. andrew.milat@doh.health.nsw.gov.au.
[3
]
School of Public Health, University of Sydney, Level 2, Medical Foundation, Building,
K25, Sydney, NSW, 2006, Australia. adrian.bauman@sydney.edu.au.
[4
]
School of Public Health, University of Sydney, Level 2, Medical Foundation, Building,
K25, Sydney, NSW, 2006, Australia. sally.redman@saxinstitute.org.au.
[5
]
Sax Institute, Sydney, Level 2, 10 Quay, St Haymarket, NSW, 2000, Australia. sally.redman@saxinstitute.org.au.