Resource
Document de l’Agence de la santé publique du Canada.
https://web.archive.org/web/20170910172239/https://www.canada.ca/content/dam/phac-aspc/migration/phac-aspc/hp-ps/dca-dea/publications/ffc-ief/assets/pdf/ief_attention.pdf
Document de l’Agence de la santé publique du Canada.