APA সাইটেশন

Johnston, J. (2008). When are chest X-ray scans performed in the emergency department useful? BioMed Central.

শিকাগো স্টাইলে সাইটেশন

Johnston, JE. When Are Chest X-ray Scans Performed in the Emergency Department Useful? BioMed Central, 2008.

এমএলএ সাইটেশন

Johnston, JE. When Are Chest X-ray Scans Performed in the Emergency Department Useful? BioMed Central, 2008.