Anesthesiology · 1980 · 129 citations · 0 references
MedicineNeurosurgeryRadiologyDiagnostic ImagingUltrasonographyUltrasoundDiagnostic UltrasonographyMusculoskeletal UltrasonographyMusculoskeletal UltrasoundSpinal AnatomyUltrasonicsUltrasound ImagingEpidural Space IdentificationLumbar Plexus AnatomyLumbar Spine AnatomyLumbar Spine ImagingNeuraxial Ultrasound