Headache rate and cost of care following lumbar puncture at a single tertiary care hospital
Neurol 77:71-74, Dakka, Y.,et al, 2011
Lumbar Puncture Needn't Be a Headache, Use Blunt Needles and No Bed Rest
BMJ 315:1324-1325, Broadley,S.A.&Fuller,G.N., 1997