Bordetella pertussis continues to circulate even in populations where a high vaccine
coverage of infants and children is achieved. Cases in adolescents and adults are reported …

Pertussis, a highly contagious respiratory infection, remains a public health priority despite
the availability of vaccines for 70 years. Still a leading cause of mortality in developing …

Background: Pertussis vaccination has reduced the number of notified cases in
industrialized countries from peak years by more than 95%. The effect of recently …

BACKGROUND: Pertussis is poorly controlled, with the highest rates of morbidity and
mortality among infants. Although the source of infant pertussis is often unknown, when …

The effect of age on the clinical presentation of pertussis was assessed in 664 adolescent
and adult cases. Complications were more frequent in adults than in adolescents (28% vs …

Abstract In 1916, Sir Ronald Ross defined “dependent happenings” as events where the
number affected in a unit of time depends on the number already affected. That is, the …

Pertussis is a contagious, acute respiratory illness caused by the bacterial pathogen
Bordetella pertussis. Although it is widely believed that transmission of B. pertussis occurs …

In the past decade, numerous sources have noted an increase in reported pertussis in
highly immunized populations. This has been accompanied by a perceived change in …

Objective.—To determine the prevalence ofBordetella pertussisinfection in adult patients
with persistent cough. Design.—Prospective case series. Setting.—Urban university hospital …

Four children with pertussis and their 18 family members were subjects of a 1-year study to
detect infection and antibody responses to Bordetella pertussis. Attack rate for pertussis …