Fig. 1
From: The estimated incidence of pertussis in people aged 50 years old in the United States, 2006–2010
Observed and predicted cough illness by age groups (a-50-64; b ≥65)
Fig. 1 | BMC Infectious Diseases
From: The estimated incidence of pertussis in people aged 50 years old in the United States, 2006–2010
Observed and predicted cough illness by age groups (a-50-64; b ≥65)
