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目前,轮状病毒感染导致的腹泻有A、B、C三个群,其中,C群仅国外有个别人感染的报道;B群主要感染成人,只在我国有爆发流行;而A群轮状病毒主要感染婴幼儿,其感染性腹泻是一个全球性的疾病,而且不会因为卫生条件的改善阻止其传播。因此,发达与不发达国家均有该病的流行,且全年均有发生。我国由于地处温带,流行高峰主要在秋冬季,所以,轮状病毒感染性腹泻在我国被俗称为秋季腹泻。该病毒主要感染5岁以下儿童,其中6月龄～3岁的婴幼儿
Currently, there are three groups A, B and C of diarrhea caused by rotavirus infection, of which, C group is only reported in foreign countries with some individual infection; Group B is mainly infected with adults and only has epidemic in our country; The virus infects infants and toddlers primarily and their infectious diarrhea is a global disease and does not prevent its spread due to improved sanitation. Therefore, the prevalence of the disease in both developed and underdeveloped countries has occurred throughout the year. As China is located in the temperate zone, the epidemic peak is mainly in autumn and winter, so rotavirus diarrhea is commonly called autumn diarrhea in our country. The virus mainly infects children under 5 years of age, of which 6 months to 3 years old infants