Bartow, Florida -- The Florida Department of Health in Polk County recognizes the week of April 20-27, 2013, as National Infant Immunization Week (NIIW).
National Infant Immunization Week is an annual observance promoting the benefits of immunization to improve the health of children two-years-old or younger.
This year's theme is "Immunization: Power to Protect."
Vaccines are among the most successful and cost-effective public health tools available for preventing disease and death.