Developments in high-resolution positron emission tomography at MGH. - G. L. Brownell; C. A. Burnham; Charles W. Stearns; D. A. Chesler; Anna-Liisa Brownell; Matthew R. Palmer (Int. J. Imaging Syst. Technol., 1989)

Annihilation density distribution calculations for medically important positron emitters. - Matthew R. Palmer; G. L. Brownell (IEEE Trans. Medical Imaging, 1992)