True about Propagated epidemic is following Except
A propagated epidemic is most often infectious origin and results from person to person transmission of an infectious agent.The e[idemic usually shows a gradual rise and tails off over a much longer period of time.The speed of spread depends upon herd immunity, oppounities for contact and secondary atttack rate.Park 23e pg: 65
Secondary waves are absent
Spreads from person to person
The speed of spread depends upon Herd immunity
Shows gradual rise and fall over long period of me
Epidemiology