Chúng ta th??ng quen v?i khái ni?m “c?m cúm”, m?t c?n b?nh t??ng ch?ng ??n gi?n nh?ng ?ôi khi l?i ti?m ?n nh?ng nguy c? khôn l??ng.Medical and epidemiological characteristics of sufferers with influenza virus infection intricate by bacterial co-infection- Do ti?p xúc tr?c ti?p v?i ng??i b? nhi?m cúm qua giao ti?p. Ng??i bình th??ng b? n