It can mean group or set of forty. Period or cycle of forty days. It also means isolation, confinement, confinement, incommunicado. Isolation period . Refers to the period of time that a patient should be isolated to avoid spreading to others or while confining the population to avoid contagion. It can not necessarily be 40 days, as it is taken as is the incubation time of the virus. The term is also used in Veterinary Medicine.
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