 This study will look at short term protection after the differing provincial series of vaccinations has been given and compare those who do not get primary vaccination under 1 year of age NS with two schedules of primary immunization BC at 2 and 4 mths and Alberta at 2 months. A blood sample will be collected at 12-13 mths for this comparison. A booster vaccination of the current provincial Men C vaccine will be provided at 12 months. Another blood sample will be collected 1 mth later to look at the difference in responses between the groups different provincial primary vaccination schedule. 2 years and 4 years later at age 3 and age 5, another blood sample will be collected to look at the difference in long term protection of the groups where the primary schedule was different. 