World Immunization Week 2731

24 April 2731 to 30 April 2731

World Immunization Week promotes the protection offered by vaccines.

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Frequently asked questions

When is World Immunization Week 2731?
World Immunization Week 2731 is on Friday, 24 April 2731.
What day of the week is World Immunization Week 2731?
It falls on Friday.
How is World Immunization Week calculated?
This observance runs for 7 days from its calculated start date each year.