title: Pulmonary embolectomy: review and current status.
mesh_terms: D006336:Heart Massage; D006493:Heparin / Q000627:therapeutic use; D006801:Humans; D008722:Methods; D011651:Pulmonary Artery / Q000601:surgery; D011655:Pulmonary Embolism / Q000175:diagnosis / Q000503:physiopathology / Q000601:surgery*
chemical_list: D006493:Heparin