Letter to the editor.
Dumitrescu
Mihnea
M
Aprill
Charles
C
D002404:Catheterization / Q000009:adverse effects* / Q000592:standards*; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging / Q000601:surgery*; D004388:Dura Mater / Q000000981:diagnostic imaging / Q000293:injuries; D006801:Humans; D007431:Intraoperative Complications / Q000209:etiology / Q000517:prevention & control*; D009407:Nerve Block / Q000009:adverse effects* / Q000295:instrumentation / Q000379:methods*; D011859:Radiography; D013126:Spinal Nerve Roots / Q000000981:diagnostic imaging / Q000601:surgery*; D013346:Subarachnoid Space / Q000000981:diagnostic imaging / Q000293:injuries