関連ワード:
how contagious are you when you get the flu how contagious are you when you have the flu how contagious are you after you have the flu how long are you contagious when you get the flu how contagious are you when you have influenza a how many days 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
