Safety and Immunogenicity of Two 0.25 mL or 0.5 mL Doses of Two Different Influenza Vaccines in Healthy Children Aged 6 to <60 Months

Children 6 to \<36 months of age will receive two 0.25 mL doses, and children 36 to \<60 months of age will receive two 0.5 mL doses of investigational influenza vaccine, administered four weeks apart intramuscularly (IM) in the deltoid muscle preferably of the non-dominant arm.

Children 6 to \<36 months of age will receive two 0.25 mL doses, and children 36 to \<60 months of age will receive two 0.5 mL doses of active control influenza vaccine, administered four weeks apart intramuscularly (IM) in the deltoid muscle preferably of the non-dominant arm.