Newer approaches in the bedside diagnosis of massive pulmonary embolism. Preliminary report.
D000792:Angiography; D006328:Cardiac Catheterization / Q000295:instrumentation; D006801:Humans; D008991:Monitoring, Physiologic; D011651:Pulmonary Artery / Q000000981:diagnostic imaging; D011655:Pulmonary Embolism / Q000175:diagnosis* / Q000000981:diagnostic imaging