Preprocedural Ultrasonography Versus Landmark-Guided Spinal Anesthesia in Geriatric Patients with Difficult Anatomy: A Prospective Randomized Trial
(Eurasian J Med 2021; 53: 9-14) DOI: 10.5152/eurasianjmed.2020.20215
(Eurasian J Med 2021; 53: 9-14) DOI: 10.5152/eurasianjmed.2020.20215