Comparison of Ultrasound-Guided Pericapsular Nerve Group Block Versus Intravenous Ketamine for Positional Pain Management Before Spinal Anesthesia in Patients Who Underwent Hip Fracture Surgery: A Randomized Controlled Trial.

Cakmak G., Ciftci B., Vahapoglu A., Tunay A., Erden V.

Medical science monitor : international medical journal of experimental and clinical research, cilt.31, 2025 (SCI-Expanded, Scopus)