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What is A healthy center repos 40 to 50 cases in a week in the community. This week there are 48 cases normally. This is called: and explain in detail?
Ans. C. EndemicRef: Park's Text book Preventive & Social Medicine 24th edn; Page no. 98 EndemicConstant presence of a disease or infectious agent in a defined geographical area.It is the usual or expected frequency of a disease in a population.