Cite
HARVARD Citation
Ji, C. et al. (2022). Impact of the COVID-19 pandemic on routine immunization coverage in children under 2 years old in Ontario, Canada: A retrospective cohort study. Vaccine. 40 (12), pp. 1790-1798. [Online].
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Ji, C. et al. (2022). Impact of the COVID-19 pandemic on routine immunization coverage in children under 2 years old in Ontario, Canada: A retrospective cohort study. Vaccine. 40 (12), pp. 1790-1798. [Online].