Figure 5From: HIV/HCV coinfection model: a fractional-order perspective for the effect of the HIV viral loadDynamics of the variables of system ( 1 ) for different values of \(\pmb{\epsilon_{P}}\), the protease inhibitor drug efficacy, and \(\pmb{\alpha=1.0}\). Parameter values are in Table 1 and initial conditions are given in the text.Back to article page