24 April 2557 to 30 April 2557
World Immunization Week promotes the protection offered by vaccines.
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Download an iCalendar file for World Immunization Week and add it to your calendar app.
Add to calendarFrequently asked questions
- When is World Immunization Week 2557?
- World Immunization Week 2557 is on Sunday, 24 April 2557.
- What day of the week is World Immunization Week 2557?
- It falls on Sunday.
- How is World Immunization Week calculated?
- This observance runs for 7 days from its calculated start date each year.