1. Pneumothorax spontaneous;Nissen,1969
2. Spontaneous pneumothorax a study of 94 cases;Lenox-Smith;Br J Dis Chest,1962
3. Incidence of spontaneous pneumothorax in Olmsted County 1950-74;Melton;Am Rev Respir Dis,1979
4. On the etiology of spontaneous pneumothorax;Bense,1985
5. Spontaneous pneumothorax;Lindskog;Arch Surg,1957