Select the factor(s) from the list on the right which, when changed, will have an effect on:

VIII.C.25.   Image noise (for fixed sensitivity).

___  ___   ___   ___   ___

    A.   Radionuclide
    B.   Administered activity
    C.   Half life
    D.   Imaging time
    E.   Type of collimator
    F.   Patient-collimator distance
    G.   PHA window level
    H.   PHA window width

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