background: the surveillance of adverse events following immunization (aefi) is essential to improve high standard of vaccine safety, and maintain public trust in immunization programs. this study aimed to determine the aefi and their related factors in children. materials and methods: this cross-sectional study including all children under 7- year of age, in hamadan province, the west of iran,...

background: triple-course vaccination against hepatitis b might sometimes fail to increase antibody titers or maintain it at sufficient levels. the aim of this study was to evaluate the rate of seroprotection in dental students after receiving recombinant hepatitis b vaccine.     methods: anti-hbs levels of 124 dental students who had received triple-course hepatitis b vaccines (scheduled at mo...

We used a retrospective, matching, birth cohort design to evaluate a comprehensive, coalition-led childhood immunization program of outreach, education, and reminders in a Latino, urban community. After we controlled for Latino ethnicity and Medicaid, we found that children enrolled in the program were 53% more likely to be up-to-date (adjusted odds ratio = 1.53; 95% confidence interval = 1.33,...

Professor Silverman's article examines the complex challenges faced by U.S. policymakers attempting to balance the public health protections of mandatory childhood immunization programs with the legal, religious, philosophical, and practical concerns raised by permitting non-medical exemptions under the programs. The article begins with a discussion of the history of childhood immunization prog...