Yaes, R J Tumor heterogeneity, tumor size, and radioresistance. [electronic resource] - International journal of radiation oncology, biology, physics Nov 1989 - 993-1005 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0360-3016 Standard No.: 10.1016/0360-3016(89)90147-8 doi Subjects--Topical Terms: AnimalsCell Survival--radiation effectsHumansMiceMutationNeoplasms, Experimental--drug therapyProbabilityRadiation ToleranceTumor Cells, Cultured