Nguyên nhân phổ biến gây ho kéo dài
Cập nhật: 09:12 26/08/2016 GMT+7
Bạn đã bị ho nhiều tuần. Tình trạng này có thể do cảm lạnh nhưng cũng có thể do bệnh nào đó nghiêm trọng hơn. Dưới đây là những nguyên nhân phổ biến gây ho kéo dài...
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