Pan-Canadian assessment of pandemic immunization data collection: study methodology
Jennifer A Pereira*, Susan Quach, Christine Heidebrecht, Julie Foisy, Sherman Quan, Michael Finkelstein, Christopher A Sikora, Julie A Bettinger, David L Buckeridge, Anne McCarthy, Shelley Deeks, Jeffrey C Kwong and the Public Health Agency of Canada/Canadian Institutes of Health Research Influenza Research Network (PCIRN) Vaccine Coverage Theme Group