True measurement of the angle in a slant hole collimator.
Fawcett
H D
HD
D001943:Breast Neoplasms / Q000000981:diagnostic imaging*; D006801:Humans; D007223:Infant; D008198:Lymph Nodes / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging / Q000379:methods*