Blood: Immunological analyses will be conducted in a small subgroup (334 participants) of participants .To account for unblocked unique number coding, we plan on enrolling 500 participants (less than 5 years, 5 to less than 15 years and 15 years of age or older; so as to obtain at least 108 in each age group) from the vaccination sites. Venous blood (2-5 ml) will be collected from these participants prior to immunization and 14 days after intake of the study agent.