Analytical Investigation of Hopf Bifurcation and Intrinsic Nonlinear Dynamics in a Fractional-Order HIV/AIDS Transmission Framework. jmmfc [Internet]. 2026 Jun. 20 [cited 2026 Jul. 18];3(1):88-111. Available from: https://www.acspublisher.com/journals/index.php/jmmfc/article/view/23207