**Intact Gift Giving Condition book**

Immunization is not without risks, however. Immunization to protect infants and children from vaccine-preventable diseases is one of the greatest achievements of public health. It is well established, for example, that the oral polio vaccine can on rare occasion cause paralytic polio. The Immunization Safety Review Committee was established by the Institute of Medicine (IOM) to evaluate the available evidence on a series of immunization safety concerns.