title: [Improve the diagnosis and treatment of pulmonary embolism].
authors.forename: X
authors.initials: X
authors.lastname: Cheng
mesh_terms: D002681:China / Q000453:epidemiology; D006801:Humans; D011655:Pulmonary Embolism / Q000175:diagnosis* / Q000453:epidemiology / Q000401:mortality / Q000628:therapy