Time interval between primary and secondary case is known 
as: 
a. Extrinsic incubation period b. Intrinsic incubation period c. Serial interval 
d. Window period 

Health ยท Fri Jul 15 2022

Answered on

Here, option (A) is correct. 

Time interval between primary and secondary case is known as Extrinsic incubation period and the intrinsic incubation period is the time period of a human being infected and the onset of symptoms due to the infection.

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