七、参考文献

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［4］中华人民共和国国家卫生健康委员会疾病预防控制局.2018年全国法定传染病疫情概况［EB/OL］.（2019-04-24）［2020-08-23］.http：//www.nhc.gov.cn/jkj/s3578/201904/050427ff32704a5db64f4ae1f6d57c6c.shtml.

［5］中华人民共和国卫生部.伤寒和副伤寒诊断标准：WS 280—2008［S/OL］.［2020-08-23］.http：//www.nhc.gov.cn/wjw/s9491/200802/38811.shtml.