title: High-energy electron dose perturbations in regions of tissue heterogeneity. II. Physical models of tissue heterogeneities.
mesh_terms: D000818:Animals; D004285:Dogs; D005459:Fluorides; D006801:Humans; D008094:Lithium; D008962:Models, Theoretical; D011874:Radiometry; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy
chemical_list: D008094:Lithium; D005459:Fluorides