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National Infant Immunization Week (NIIW) is an annual observance to highlight the importance of protecting infants from vaccine-preventable diseases and celebrate the achievements of immunization programs and their partners in promoting healthy communities.
Repeats every year on April on the next to last Saturday until Wed Aug 31 2011 .
24 April 2008 (All day) - 1 May 2008 (All day) America/Los_Angeles