RT Journal Article SR Electronic T1 A Three-Dimensional Transport Model for Determining Absorbed Fractions of Energy for Electrons Within Cortical Bone JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 2115 OP 2124 VO 40 IS 12 A1 Bouchet, Lionel G. A1 Bolch, Wesley E. YR 1999 UL http://jnm.snmjournals.org/content/40/12/2115.abstract AB