Can we Reduce the Number of Vaccine Injections for Children?

Inclusion Criteria: * Healthy male or female infants aged 6-12 weeks at the time of the first vaccination and who were born between 37 and 42 weeks of gestation * Infants who are known to be free from medical problems as determined by a medical history and clinical examination * Parents or guardians who are willing for their child to participate and who would be expected to comply with the requirements of the protocol * Parents/guardians who have given informed consent for their child's participation in the study Exclusion Criteria: * History of invasive meningococcal C disease * Previous vaccination against meningococcal serogroup C disease * Planned administration/administration of vaccines, since birth, other than the study vaccines (with the exception of oral rotavirus vaccine, Hepatitis B vaccine and BCG). * Receipt of investigational vaccines/drugs, other than the vaccines used in the study, within 30 days prior to receiving the first dose of the vaccines or their planned use during the study period * Confirmed or suspected immunosuppressive or immunodeficient conditions, including human immunodeficiency virus (HIV) infection. * A family history of congenital or hereditary immunodeficiency. * Receipt of more than 2 weeks of immunosuppressants or immune modifying drugs, (e.g. prednisolone \>0.5mg/kg/day) * History of allergy to any component of the vaccines. * Major congenital defects or serious chronic illness. * History of any neurologic disorders or seizures * Acut…