Comparative Efficacy, Safety, and Cost‐Utility of DPP‐4 Inhibitors and Metformin Combination Therapy in Type 2 Diabetes: A Systematic Review of Real‐World Clinical and Economic Outcomes. - Jimoh, Abdulgafar Olayiwola; Hudu, Shuaibu Abdullahi; Sabir, Anas Ahmad; Adamu, Adamu Ahmed; Bello, Nura; Tahir, Albashir; Abubakar, Nura; Cui, Huantian (Journal of Diabetes Research, 2026)