Abstract Background The role of radiation therapy (RT) following breast-conserving surgery (BCS) in ductal carcinoma in situ (DCIS) remains controversial. Trials have not identified a

Abstract Purpose With reports of CNS toxicity in patients treated with proton therapy at doses lower than would be expected based on photon data, it

Abstract Purpose Health care practices across the United States have been consolidating in response to various market forces. The degree of practice consolidation varies widely