The average U.S. household has 1.7 dogs, says a 2007 American Veterinary Medical Association report.

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Fatality rates are low for doggie flu about 5% to 8%, according to the American Veterinary Medical Association.

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"Take the pet for a few short rides before your trip so it gets accustomed, " says Greg Hammer, a veterinarian and the president of the American Veterinary Medical Association.

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