Time-► Tłm»-► Timt-►
FIGURĘ 8-16 Schematic diagram* ot epidemie raić <urvcł ot dieea*es wi»h a s>mmetrtcal epidemie rnre (A), with a high epidemie r.ue early in the scasoii (B), and wirh a high epidemie ratę late m the ycason iC). Dashed enrves indicate possiWe diseasc-progrcs* curvc* that tnay be produccd in each ea*e trorn rhe accumularcd epidemie ratę eurvcs.