Comparative Efficacy of Low-Dose Ketamine Versus Midazolam Co-Induction on Hemodynamic Stability and Early Neurocognitive Recovery in Geriatric Anesthesia: A Randomized Double-Blind Pilot Trial. JACR [Internet]. 2026 May 28 [cited 2026 Oct. 18];7(1):31-40. Available from: https://hmpublisher.com/index.php/JACR/article/view/960