Figure 7From: Hopf bifurcation of an SEIRS epidemic model with delays and vertical transmission in the network The track of the states S , E , I , R for \(\pmb{\tau_{2}=7.650<7.855=\tau_{20}^{*}}\) and \(\pmb{\tau_{1}=10.25\in(0, \tau_{10})}\) . Back to article page