1. Ministry of Health (2012) Cancer: New Registrations and Deaths 2009. Wellington: Ministry of Health.
2. Ministry of Social Development (2007) The Social Report. Wellington: Ministry of Social Development.
3. International Agency for Research on Cancer (2004) Vol. 83: tobacco smoke and involuntary smoking. Lyon: IARC.
4. International Agency for Research on Cancer (2012) Vol. 100E: a review of human carcinogens: personal habits and indoor combustions. Lyon: IARC.
5. US Department of Health and Human Services (2004) The health consequences of smoking: a report of the surgeon general Washington DC: US Dept of Health and Human Services, US Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office of Smoking and Health.