discovered a seroprevalence of anti-PT antibodies (5 IU/mL) against pertussis in about 70% of these between 1 and 65 years in 1993C1994 [12]
discovered a seroprevalence of anti-PT antibodies (5 IU/mL) against pertussis in about 70% of these between 1 and 65 years in 1993C1994 [12]. against pertussis (5 IU/mL). Seroprotection prices had…