1. Global Asthma Network. Global asthma report 2014. http://www.globalasthmareport.org/ . Accessed 3 May 2016.
2. World Health Organization. Global surveillance, prevention and control of chronic respiratory diseases: a comprehensive approach. 2007. http://www.who.int/gard/publications/GARD%20Book%202007.pdf?ua=1 . Accessed 26 Jan 2016.
3. Statistics Canada. Asthma. 2011. http://www.statcan.gc.ca/pub/82-625-x/2012001/article/11658-eng.htm . Accessed 26 Jan 2016.
4. Public Health Agency of Canada. Fast facts about asthma: data compiled from the 2011 survey on living with chronic diseases in Canada. 2011. http://www.phac-aspc.gc.ca/cd-mc/crd-mrc/assets/pdf/asthma_fs_asthme-eng.pdf . Accessed 3 May Jan 2016.
5. Ismaila AS, Sayani AP, Marin M, Su Z. Clinical, economic, and humanistic burden of asthma in Canada: a systematic review. BMC Pulm Med. 2013;13:70.