1. Papers of special note have been highlighted as:
2. *of interest to readers
3. **of considerable interest to readers
4. ACR Practice Guideline for the performance of pediatric and adult portable (mobile unit) chest radiography. ACR Practice Guideline; [revised 2011]. Available from: http://www.acr.org/Quality-Safety/Standards-Guidelines
5. Radiographic and CT Findings of Thoracic Complications after Pneumonectomy