Published in Vaccine Weekly, February 18th, 2004
The 4:3:1 series refers to the four diphtheria and tetanus toxoids and pertussis (DTP) vaccines, three oral polio vaccines, and one measles-mumps-rubella vaccine recommended for childhood immunization.
According to the survey data, vaccination rates fell from 80% in 1996 to 73% in 2001, among the lowest in the U.S., following the policy change, report Michael A. Schillaci, PhD; Howard Waitzkin, MD, PhD; and...
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