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Saturday Afternoon Open

225
reine.de.tout4/25/2009 3:21:29 pm PDT

re: #218 goddessoftheclassroom

Good evening, Lizards.
Serious question: do any of you know the incubation period for swine flu, or whatever the period between exposure and the onset of symptoms is called?

Usually 2 days, but can be between one and five.