1. Canadian Immunization Guide. sixth ed. Ottawa: Centre for Infectious Disease Prevention and Control, Health Canada; 2002.
2. Canadian Task Force on the Periodic Health Examination. The Canadian guide to clinical preventive health care. Ottawa: Minister of Supply and Services Canada; 1994.
3. Committee to Advise on tropical Medicine and travel. http://www.hc-sc.gc.ca/pphb-dgspsp/tmp-pmv/catmat-ccmtmv/about_e.html.
4. Santé publique: le contrôle des maladies méningococciques au Québec;De Wals;Med Sci,2003
5. One country, 13 immunization programs;Sibbald;CMAJ,2003