It takes more than a vaccine to make a successful immunization program. This World Immunization Week, we are taking a look at some of the factors that contribute to effective immunization programs.

Despite the fact that safe, effective vaccines exist to prevent rotavirus, the disease continues to kill nearly half a million children each year and hospitalizes millions more.

Results released by the U.S. Government (USG) in September reveal that since fiscal year (FY) 2009, more than $50 billion has been invested by the USG in foreign assistance for health, saving millions of lives.

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