Chojnowska, E Bacterial contamination of needles used for spinal and epidural anaesthesia. [electronic resource] - British journal of anaesthesia Feb 2000 - 295 p. digital Publication Type: Comment; Letter ISSN: 0007-0912 Standard No.: 10.1093/oxfordjournals.bja.a013427 doi Subjects--Topical Terms: Anesthesia, Conduction--instrumentationAsepsis--methodsEquipment ContaminationHumansNeedles