http://www.jhsph.edu/research/centers-and-institutes/ivac/

his seemingly simple equation is the basis for a strong global immunization program capable of saving millions of lives each year. However, the adoption of new vaccines in developing countries has historically been delayed by a combination of incomplete epidemiological information, outdated policies, and market barriers. Each year that access to vaccines is delayed, millions of children pay with their lives. The International Vaccine Access Center (IVAC) aims to stem the tide by accelerating access to vaccines for children in every corner of the world through data-driven policymaking.