title: Can epidurography help to predict the extent of epidural blockade?
authors.forename: Emmanuel
authors.initials: E
authors.lastname: Marret
authors.forename: Stephanie
authors.initials: S
authors.lastname: Gibert
authors.forename: Francis
authors.initials: F
authors.lastname: Bonnet
mesh_terms: D000767:Anesthesia, Epidural / Q000379:methods*; D004824:Epidural Space / Q000000981:diagnostic imaging* / Q000187:drug effects; D006801:Humans; D009407:Nerve Block / Q000379:methods*; D011237:Predictive Value of Tests; D011859:Radiography