To conduct an evaluation before and two years after the introduction of the Pneumococcal conjugate vaccine (PCV) to study the direct and indirect impact of PCV introduction on vaccine-type pneumococcal carriage among healthy Indonesian children under five years of age.

To protect the health of infants and young children by supporting the preclinical development of inactivated rotavirus vaccine.

To provide laboratory support for the analysis of immunogenicity and shedding of new oral Poliovirus vaccines in human clinical trials and related issues for polio endgame.

To build capacity of community-based organizations to strengthen vaccine confidence and acceptance within target populations by supporting evidence-based science on vaccinations, vaccine-preventable diseases and the importance of on-time vaccination.

To monitor and evaluate the typhoid conjugate vaccine campaign in Zimbabwe.

To evaluate the impact of a pneumococcal conjugate vaccine schedule change in Mozambique on vaccine-type pneumococcal carriage and invasive pneumococcal disease; and serotype 1 colonization among patients with suspected pneumonia and serotype 1 disease among children and adults.