Importance of timing for thoracic irradiation in the combined modality treatment of limited-stage small-cell lung cancer. - Murray,N.; Coy,P.; Pater,J.L.; Hodson,I.; Arnold,A.; Zee,B.C.; Payne,D.; Kostashuk,E.; Evans,W.; Dixon,P.; Sadura,A.; Feld,R.; et al. (J Clin Oncol, 1993)