Zhapar Қ. ., Samatkyzy Д. ., Valishaeva Д. ., Rakhimova С. ., and Akilzhanova А. ., “Plant-Derived DPP-4 Inhibitors in Cardiometabolic Diseases: A Critical Evaluation of the Evidence Base and Priorities for Kazakhstan”, bio, vol. 156, no. 3, pp. 52–71, Sep. 2026.