title: Comments on posterior epidural space depth measurement.
authors.forename: V L
authors.initials: VL
authors.lastname: Hoffmann
authors.forename: M P
authors.initials: MP
authors.lastname: Vercauteren
mesh_terms: D000375:Aging / Q000502:physiology; D004824:Epidural Space / Q000033:anatomy & histology*; D006801:Humans; D008875:Middle Aged; D009339:Needles