Letters to the editor.
Harrison
Deed E
DE
D006801:Humans; D008141:Lordosis / Q000000981:diagnostic imaging / Q000601:surgery*; D017116:Low Back Pain / Q000000981:diagnostic imaging / Q000601:surgery*; D008159:Lumbar Vertebrae; D011859:Radiography; D013123:Spinal Fusion / Q000379:methods