Học sinh - đối tượng dễ nhiễm cúm gia cầm nhất
Một trong những nhà vi trùng học hàng đầu của Canada hôm 9/5 cảnh báo trẻ em ở độ tuổi đi học là đối tượng dễ có nguy cơ bị nhiễm cúm gia cầm nhất khi đại dịch bùng phát, làm gợi nhớ lại đại dịch cúm Tây Ban Nha năm 1918 khiến 20-50 triệu người trên thế giới thiệt mạng.
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