Tissue Substitutes in Radiation Dosimetry and Measurement (Report 44)
ICRP PUBLICATION 23: REFERENCE MAN: ANATOMICAL, PHYSIOLOGICAL AND METABOLIC
CHARACTERISTICS, 23
Note: implicit assumption that elemental
composition, weights and density
values correspond to ‘standard’
compositions as in ICRU 44 and ICRP23/75
This ignores patient to patient variation (~15%)
‘ body tissue compositions should not be given
the standing of physical constants’
Gender? Ethnicity? Number of samples?