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一.甲型H1N1流感是什么甲型H1N1流感是由猪流感病毒引起的一种急性呼吸道传染病。二.现发地方现在其高发区是墨西哥,美国。4月13日墨西哥因感染甲型
What is Influenza A (H1N1)? Influenza A (H1N1) is an acute respiratory infection caused by swine influenza virus. Second, the current place now its high incidence area is Mexico, the United States. April 13 in Mexico because of infection