title: Soft-copy viewing calls for new way of thinking about images.
authors.affiliation: University of Pennsylvania, Philadelphia, USA.
authors.forename: H L
authors.initials: HL
authors.lastname: Kundel
authors.forename: E A
authors.initials: EA
authors.lastname: Krupinski
mesh_terms: D015350:Contrast Sensitivity; D003626:Data Display; D006801:Humans; D011859:Radiography / Q000295:instrumentation; D011873:Radiology Information Systems; D014796:Visual Perception