no adverse impact on protection against pertussis from combined administration of haemophilus influenza type b conjugate and diphtheria-tetanus toxoid-pertussis vaccines in the same assess whether combining a haemophilus influenzae type b conjugate vaccine (prp-t) and diphtheria-tetanus toxoid-pertussis (dtp) vaccine in a single syringe would impact adversely the antibody response and clinical protection conferred by pertussis vaccine, surveillance and a nested serosurvey were conducted among infants in a large-scale evaluation of prp-t in santiago. infants received either combined prp-t/dtp or dtp only at 2, 4, and 6 months of age. at 8 months, pertussis agglutinin, ant ...19968940230
Displaying items 1 - 1 of 1