Crock, Catherine Headache after lumbar puncture: randomised crossover trial of 22-gauge versus 25-gauge needles. [electronic resource] - Archives of disease in childhood Mar 2014 - 203-7 p. digital Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1468-2044 Standard No.: 10.1136/archdischild-2013-305145 doi Subjects--Topical Terms: AdolescentChildChild, PreschoolCross-Over StudiesDouble-Blind MethodFemaleHumansIncidenceMaleNeedles--adverse effectsPost-Dural Puncture Headache--etiologySpinal Puncture--adverse effects