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流行性脑脊髓膜炎(简称流脑)的发病季节,自入冬开始(10月以后),春季为流行高峰(2—4月),夏初之后逐渐减少。任何年令都可发病,15岁以下儿童最为多见。
The epidemic cerebrospinal meningitis (referred to as meningitis) the onset of the season, from the beginning of winter (after October), the spring peak of the epidemic (February-April), gradually decreased after the beginning of summer. Any year can be disease, children under the age of 15 most common.