Consensus Practice Guidelines on Postdural Puncture Headache from a Multisociety, International Working Group
JAMA Network Open 6:e2325387, Uppal,V.,et al, 2023
Complications of Epidural Anesthesia:MR Appearance of Abnormalities
Radiology 181:549-554, Sklar,E.M.L.,et al, 1991