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how long are you contagious when you get the flu how long are you contagious when you have the flu type a how long are you contagious when you catch the flu how long are you contagious when you have the flu b how long are you contagious when you have the flu or cold how long are you contagious when u have the flu how long are you contagious when you have the common cold how long are you contagious after you get the flu how long are you contagious before you get the flu how long are you contagious when you have the stomach flu
