1. Spontaneous pneumothorax. A review of 61 cases;Crowther, J.S.;Tubercle (Edinb.),1955
2. Thoracic endometriosis with recurrent spontaneous pneumothorax;Kovarik, J.L.; Toll, G.D.;J. Amer. med. Ass,1966
3. Chronic recurring spontaneous pneumothorax due to endometriosis of the diaphragm;Maurer, E.R.; Schaal, J.A.; Mendez, F.L.;Ibid,1958
4. Recurrent spontaneous pneumothorax concomitant with menstruation;Mayo, P.;J. thorac. cardiovasc. Surg,1963
5. Personal communication;Slessor, B.V.,1967