Long-term Seroprotection Rates Following Second Dose of Measles as MMR Vaccine at 15 months in Indian Children.

OBJECTIVE To find out seropositivity rates at 4-6 and 9-12 years of age; among those who received one-dose measles at 9 months and one-dose MMR at 15 months of age. METHODS 80 healthy children (53 males) at 4-6 or 9-12 years of age, attending outpatient department for vaccination were enrolled. Antibody titers were estimated using commercially available… (More)