24 April 2439 to 30 April 2439
World Immunization Week promotes the protection offered by vaccines.
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Add to calendarFrequently asked questions
- When is World Immunization Week 2439?
- World Immunization Week 2439 is on Sunday, 24 April 2439.
- What day of the week is World Immunization Week 2439?
- It falls on Sunday.
- How is World Immunization Week calculated?
- This observance runs for 7 days from its calculated start date each year.