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现在已进入冬季流感高发期,专家指出,今年防控流感的难度加大。这是因为人们要面对季节性流感和甲型H1N1流感的双重夹击。这种情况特
Now it has entered the winter flu season, experts pointed out that this year’s prevention and control of the flu more difficult. This is because people face the double attack of seasonal flu and Influenza A (H1N1). This situation is special