Whooping Cough in California
On June 23, 2010 a pertussis (whooping cough) epidemic was declared in California. Cases of pertussis tend to increase every two to five years.
Click here for additional information regarding whooping cough.
On June 23, 2010 a pertussis (whooping cough) epidemic was declared in California. Cases of pertussis tend to increase every two to five years.
Click here for additional information regarding whooping cough.