[Answer] There has been a significant increase in the number of cases and deaths from pertussis. Health care professionals attribute this disease trend to which of the following?A. A decrease in the number of people immunized with TDaPB. An increase in the virulence of the bacteriaC. Drug-resistant strains of the bacteriaD. All of the above

Quesiton : There has been a significant increase in the number of cases and deaths from pertussis. Health care professionals attribute this disease trend to which of the following?A. A decrease in the number of people immunized with TDaPB. An increase in the virulence of the bacteriaC. Drug-resistant strains of the bacteriaD. All of the above

Answer: A

Most relevent text from all around web: There has been a significant increase in the number of cases and deaths from pertussis. Health care professionals attribute this disease trend to which of the following?A. A decrease in the number of people immunized with TDaPB. An increase in the virulence of the bacteriaC. Drug-resistant strains of the bacteriaD. All of the above There has been a significant increase in the number of cases and deaths from pertussis . Health care professionals attribute this disease trend to which of the following? A decrease in the number of people immunized with TDaP. There has been a significant increase in the number of cases and deaths from pertussis . Health care professionals attribute this disease trend to which of the following? A . A decrease in the number of people immunized with TDaP B . An increase in the virulence of the bacteria C . Drug-resistant strains of the bacteria D . All answers apply. There has been a significant increase in the incidence of pertussis in Brazil especially since 2012. A little over half of the cases occurred in infants younger than 7 months of age. Some of the confirmed cases may be associated with primary vaccine failure as some have occurred in vaccinated children aged 7 months to 4 years. Resolving the long-term population-level consequence of vaccine-induced immunity to pertussis is a key challenge for control strategies and vaccine development. Controlled vaccine efficacy studies provide invaluable information; however they are limited in scope by their sample size and follow-up ... fold increase in pertussis cases in the first quarter of 2012 as compared to 2011. ......