Risk Factors for Traumatic and Bloody Lumbar Puncture in Children with Acute Lymphoblastic Leukemia
JAMA 288:2001-2007, Howard,S.C., et al, 2002
Uses and Technique of Pediatric Lumbar Puncture
Am J Dis Child 146:1160-1165, Ward,E.&Gushurst,C.A., 1992