1. Health Canada. Canadian tobacco use monitoring survey (CTUMS) 2012-2013.
http://www.hc-sc.gc.ca/hcps/tobac-tabac/research-recherche/stat/ctums-esutc_2012-eng.php
. Accessed 15 Sept 2015.
2. Canadian Cancer Society. Tobacco.
http://www.cancer.ca/en/cancer-information/cancer-101/what-is-a-risk-factor/tobacco/?region=on
2015. Accessed 12 Sept 2015.
3. Health Canada. Strong foundation, renewed focus - an overview of Canada’s federal tobacco control strategy 2012–17. 2013.
http://www.hc-sc.gc.ca/hc-ps/pubs/tobac-tabac/fs-sf/index-eng.php
. Accessed 15 Sept 2015.
4. Kobus K. Peers and adolescent smoking. Addiction. 2003;98:37–55.
5. Simons-Morton B, Farhat T. Recent Findings on Peer Group Influences on Adolescent Smoking. The Journal of Primary Prevention. 2010;31(4):191–208.