Fig. 4From: Modeling the influence of Twitter in reducing and increasing the spread of influenza epidemics a The solution curves of \(E_{t}\) , \(I_{t}\), \(T_1{t}\), \(T_2{t}\). b the phase diagram including \(E_{t}\), and \(I_{t}\) trajectories. c The phase diagram including \(E_{t}\), \(I_{t}\) and \(T_1{t}\) trajectories. d The phase diagram including \(E_{t}\), \(I_{t}\) and \(T_2{t}\) trajectoriesBack to article page