title: The true epidural space: possible consequences for administered material-based drug delivery systems.
authors.forename: H H
authors.initials: HH
authors.lastname: Korsten
authors.forename: E W
authors.initials: EW
authors.lastname: Ackerman
authors.forename: R J
authors.initials: RJ
authors.lastname: Grouls
mesh_terms: D016503:Drug Delivery Systems; D004824:Epidural Space / Q000033:anatomy & histology*; D006801:Humans