Blood usage and laminectomy.
D000328:Adult; D001788:Blood Grouping and Crossmatching; D001803:Blood Transfusion / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000601:surgery*; D007796:Laminectomy; D008159:Lumbar Vertebrae; D008297:Male