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FDA Approves Expanded Use of Adacel (Tdap) Vaccine for Repeat Vaccination firstwordpharma
January 15, 2019"While strong vaccination programs are in place for young adolescents, a single Tdap immunization does not offer lifetime protection against pertussis due to waning immunity,"?said?David P. Greenberg, M.D., Regional Medical Head North America at Sanofi Pa
Pharma Sources Insight January 2025
