title: Percutaneous insertion of the Greenfield filter.
authors.affiliation: Department of Diagnostic Radiology, University of Maryland Medical System/Hospital, Baltimore 21201.
authors.forename: S O
authors.initials: SO
authors.lastname: Pais
authors.forename: K D
authors.initials: KD
authors.lastname: Tobin
mesh_terms: D002404:Catheterization / Q000379:methods; D005374:Filtration / Q000295:instrumentation*; D006801:Humans; D011655:Pulmonary Embolism / Q000517:prevention & control*; D014682:Vena Cava, Inferior