| 单词 | Disease,Endemic |
| 释义 | Disease,Endemic《英文msh词典》Disease,Endemic [入口词] Disease,Endemic [主题词] Endemic Diseases [英文释义] The constant presence of diseases or infectious agents within a given geographic area or population group. It may also refer to the usual prevalence of a given disease with such area or group. It includes holoendemic and hyperendemic diseases. A holoendemic disease is one for which a high prevalent level of infection begins early in life and affects most of the child population,leading to a state of equilibrium such that the adult population shows evidence of the disease much less commonly than do children (malaria in many communities is a holendemic disease). A hyperendemic disease is one that is constantly present at a high incidence and/or prevalence rate and affects all groups equally. (Last,A Dictionary of Epidemiology,3d ed,p53,78,80) |
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