Thursday, August 2, 2012

MzTeachuh: Eeww, the 100 Day Cough! Pertussis

MzTeachuh: Eeww, the 100 Day Cough! Pertussis: CNN has reported on the rise of Whooping Cough (Pertussis) on international news all this week, so I wanted to remind you, even as an adul...

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