1. WHO, “Intellectual Property Rights and Vaccines in Developing Countries” WHO/IVB/04.21, 2004 at 4
2. WHO, “Intellectual Property Rights and Vaccines in Developing Countries” WHO/IVB/04.21, 2004 at 4-5
3. WHO, “Intellectual Property Rights and Vaccines in Developing Countries” WHO/IVB/04.21, 2004 at 6
4. Griffith-Greene, Megan, “Vaccines: Busting common myths”, CBC, (27 Nov 2014) at: http://www.cbc.ca/news/health/vaccines-busting-common-myths-1.2851270
5. Canadian Patent Application No. 2,321,260, filed October 12, 2000