Today's guidelines for K-12 schools will be followed in the weeks ahead by guidelines specific to colleges, day care facilities and employers.

Visit the ABC News OnCall+ Swine Flu Center to get all your questions answered.

Learn about swine flu's symptoms and find out whether you need to see a doctor.

Find out what belongs in your swine flu survival kit.

Government recommendations on swine flu preparations and prevention can also be accessed at www.flu.gov.

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