3-D SPECT simulations of a complex 3-D mathematical brain model: effects of 3-D geometric detector response, attenuation, scatter, and statistical noise. - Hee-Joung Kim; Barry R. Zeeberg; Frederic H. Fahey; Edward J. Hoffman; Richard C. Reba (IEEE Trans. Medical Imaging, 1992)

Estimation of relative regional neuroreceptor concentration by PET or SPECT: Theoretical comparisons of using a single late image or a late plus early image. - Barry R. Zeeberg; Hee-Joung Kim; Richard C. Reba (IEEE Trans. Medical Imaging, 1993)