World Immunization Week 2333

24 April 2333 to 30 April 2333

World Immunization Week promotes the protection offered by vaccines.

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Frequently asked questions

When is World Immunization Week 2333?
World Immunization Week 2333 is on Monday, 24 April 2333.
What day of the week is World Immunization Week 2333?
It falls on Monday.
How is World Immunization Week calculated?
This observance runs for 7 days from its calculated start date each year.