Immunization
Immunization is the process of creating immunity or protection against a particular disease. Immunization service is one of the most important and equitable preventive health care service made available even to population in areas that are hardest to reach. Each year, millions of children and adults are receiving vaccinations that help protect them from infectious, sometimes deadly, vaccine preventable diseases. These include, but not limited to, polio, measles, tetanus, Hepatitis B, Rubella, diphtheria, pertussis, pneumonia, and others.
“A basic concept of public health is that every individual who is protected from a disease as a result of an immunization is one less individual capable of transmitting the disease to others.” Many vaccines available today offer the added benefit of providing “herd immunity,” making the national immunization programme as the most basic and most cost-effective public health intervention.
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Ms. Maricel de Quiroz-Castro
Technical Officer
Expanded Program on Immunization
castroma@wpro.who.int
dequirozm@yahoo.com
