1. Pneumothorax: an up to date “introduction”;Papagiannis;Ann Transl Med,2015
2. Imaging of blunt chest trauma;Wicky;Eur Radiol,2000
3. Blunt traumatic occult pneumothorax: is observation safe? Results of a prospective, AAST multicenter study;Moore;J Trauma,2011
4. Occult pneumothorax in the mechanically ventilated trauma patient;Ball;Can J Surg,2003
5. Occult pneumothoraces in Chinese patients with significant blunt chest trauma: radiological classification and proposed clinical significance;Ryan;J Inj,2012