title: The chest X-ray in the diagnosis of acute pulmonary embolism: Westermark's sign.
authors.affiliation: Department of Internal Medicine, University of Arkansas for Medical Sciences, USA.
authors.forename: M
authors.initials: M
authors.lastname: Velusamy
authors.forename: N
authors.initials: N
authors.lastname: Patel
authors.forename: J D
authors.initials: JD
authors.lastname: Talley
mesh_terms: D000208:Acute Disease; D000368:Aged; D017809:Fatal Outcome; D005260:Female; D006620:Hip Fractures / Q000601:surgery; D006622:Hip Prosthesis; D006801:Humans; D011183:Postoperative Complications / Q000000981:diagnostic imaging; D011655:Pulmonary Embolism / Q000000981:diagnostic imaging*; D011859:Radiography; D014692:Ventilation-Perfusion Ratio / Q000502:physiology