Effects of Varying Exit Exposure and Energy Spectrum on the Conspicuity of Calcifications and Masses in Digitally Acquired Mammograms of Cadaveric Breasts. - David McElroy; Carolyn Kimme-Smith; Nanette Debruhl; Ilyssa Golding; John Cutrone; James W. Sayre (Digital Mammography / IWDM, 1998)