1. Spontaneous pneumothorax as a complication of radiation therapy to the thorax;Libshitz, H.I.; Banner, M.P.;Radiology,1974
2. Spontaneous panndeuomtohtehrormaalxiginnapnattielnytmspihrormaadisa.teId?iftoJr Hodgkin's disease Radiat Onicol Biol;Pezner, R.D.; Horak, D.A.; Sayegh, H.O.; Lipsett, J.A.;Phys,1990