1. Centre of Methods and Policy Application in the Social Sciences (COMPASS); University of Auckland; Auckland New Zealand
2. Sir John Walsh Research Institute; Faculty of Dentistry; University of Otago; Dunedin New Zealand
3. Section of Epidemiology & Biostatistics; School of Population Health; The University of Auckland; Auckland New Zealand
4. Auckland Regional Public Health Service; Auckland New Zealand
5. Human Potential Centre; Millennium Institute; Auckland University of Technology; Auckland New Zealand
6. Department of Preventive and Social Medicine; Dunedin School of Medicine; University of Otago; Dunedin New Zealand