whooping cough

July 20, 2012 Snoqualmie Valley Info

Washington State Whooping Cough Epidemic Grows to Over 3,000 Cases; CDC Says Childhood Vaccine Might Wear Off Early

May 7, 2012 Snoqualmie Valley Info

Washington State Whooping Cough Epidemic – King County Surpasses Total 2011 Cases In First Four Months Of 2012

January 20, 2011 School News

Pertussis/Whooping Cough Reappears At Snoqualmie School After Three Year Absence