Interval between primary and secondary case is called as?
The serial interval is generally estimated from the interval between clinical onsets, in which case it is the 'clinical onset serial interval' when these quantities are observable. It could, in principle, be estimated by the time interval between infection and subsequent transmission. Ref: 25th edition, Park's Textbook of Preventive and Social Medicine, Page no. 108
Generation time
Serial interval
Incubation period
Lead time
Epidemiology