%0 Journal Article %T History by history statistical estimators in the BEAM code system %A Walters, B. R. B. %A Kawrakow, I. %A Rogers, D. W. O. %J Medical Physics %V 29 %N 12 %P 2745-2752 %@ 0094-2405 %D 2002-12-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve