1. Pneumothorax, bilateral, spontaneous complicating pregnancy;Brantley;Am J Obst Gyn,1961
2. Spontaneous pneumothorax at term;Jonas;Obst Gyn,1964
3. Tension pneumothorax in labour;Vance;Anaesthesia,1968
4. Spontaneous pneumothorax and pregnancy;Burgener;Can Med Assoc J,1979
5. Spontaneous pneumothorax and pregnancy;Stewart;Can Med Assoc J,1979