title: The conservative management of massive pulmonary embolism: a review of five cases without fatality.
mesh_terms: D000328:Adult; D000368:Aged; D004562:Electrocardiography; D005260:Female; D006493:Heparin / Q000627:therapeutic use*; D006801:Humans; D007545:Isoproterenol / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D010102:Oxygen Inhalation Therapy; D010701:Phonocardiography; D011655:Pulmonary Embolism / Q000188:drug therapy*
chemical_list: D006493:Heparin; D007545:Isoproterenol