Below is an instruction from Human. Write a response.
    ### Instruction:
    Do you have information about Childhood Immunization
    ### Response:
    Summary : Today, children in the United States routinely get vaccines that protect them from more than a dozen diseases such as measles, polio, tetanus, diphtheria, and pertussis (whooping cough). Most of these diseases are now at their lowest levels in history, thanks to years of immunization.
    