On Behaviour of a Host-vector Epidemic Model with Non-linear Incidence

In this paper we find the possible phase portraits and bifurcations for a general class of host-vector epidemic models with non-linear incidence function generalizing the Ross model. Key words: Epidemics; Non-linear incidence; Global analysis; Bifurcations MSC2010: 34C05, 34C23, 34D23, 92D30