Introduction of New Vaccines in State Immunization Schedule - Delhi's Experience.

Immunization is an established, cost-effective, preventive intervention to improve child survival. To provide protection against vaccine preventable diseases, all countries in the world have an immunization program that offers selected vaccines to the eligible beneficiaries. In India, Expanded Program of Immunization was started in 1978, and then Universal Immunization Program was launched in 1985 with six antigens.

Measles Outbreak in High Risk Areas of Delhi: Epidemiological Investigation and Laboratory Confirmation.

Objective: To describe epidemiological and laboratory characteristics of the measles outbreaks recorded in the urban slums of Delhi (designated as high risk areas under the Polio program), from February through July 2014.

Methods: As a part of surveillance and containment measures, an extensive field investigation for measles case search (WHO definition) through 'house to house survey' was conducted by district health teams and field volunteers of National Polio Surveillance Project (NPSP), WHO, Delhi from February through July, 2014. The data generated by the health teams was collected and analyzed.