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1972年7月至10月,我县发生一次儿童急性呼吸道感染疾病流行,先后发病人数占全县10岁以下儿童的11.9%。全县239个大队有152个大队发生流行,占大队总数的63.2%。以交通方便、人口密集的村镇为多。且在同一户或同一院内有数名儿童先后发病。潜伏期2至5天。有些社队发现,在本病流行前1至2个月,有猪的“哮喘病”流行,因此怀疑人与猪互为传染。但缺乏病原学证据。临床主要症状为发热、咳嗽、喘息等,
From July to October 1972, there was a prevalence of acute respiratory infection in children in our county, accounting for 11.9% of the total number of children under the age of 10 in the county. There are 152 brigades in the 239 brigades in the county that are prevalent, accounting for 63.2% of the total number of brigades. To traffic convenience, densely populated villages and towns as much. In the same household or in the same hospital, there are several children’s illness. Incubation period of 2 to 5 days. Some communes and brigades have found that swine “asthma” is endemic one to two months before the epidemic of the disease, so it is suspected that human and swine are mutually contagious. But lack of etiological evidence. The main clinical symptoms of fever, cough, wheezing, etc.,