Sreenivasan, Shiva <br/><br/>
Images in cardiovascular medicine. Westermark's and Palla's signs in acute pulmonary embolism.  [electronic resource] 

 -  Circulation  Feb 2007 
 - e211 p.  digital 
<br/><br/> Publication Type: Case Reports; Journal Article 
<br/><br/><label>ISSN: </label>1524-4539 
<br/><br/><label>Standard No.: </label>10.1161/CIRCULATIONAHA.106.665422  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acute Disease<br/>Humans<br/>Lung--diagnostic imaging<br/>Male<br/>Middle Aged<br/>Pulmonary Embolism--diagnostic imaging<br/>Radiography, Thoracic<br/>Radionuclide Imaging