Tổ chức Y tế Thế giới đưa ra khuyến nghị mới về dịch cúm gia cầm
Hiện tại không có bằng chứng virus H5N1 lây từ người sang người, nhưng các quan chức y tế quan ngại rằng nếu virus lây lan rộng sẽ biến đổi thành một dạng có thể lây truyền giữa người với người.
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