SRINIVASAN, D. A.; NAIK, D. S. A Randomized Control Trial Comparing the Efficacy of Intravenous Dexmedetomidine Infusion Versus Scalp Block With 0.5% Levobupivacaine and Fentanyl to Attenuate the Hemodynamic Response to Skull Pin Insertion in Craniotomies. SEEJPH 2025, 2872-2884.