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pro vyhledávání: '"Erkki L. Koivisto"'
Autor:
Erkki L. Koivisto, James L. Lehr, Corinne Farrell, Pekka Virtama, Melvin O. Braaten, Gwilym S. Lodwick
Publikováno v:
Radiology. 118:257-263
A method for directly measuring the reduction in diagnostic accuracy incurred by altering original radiographs was applied to evaluate a 35 mm film system. A total of 4,290 readings of 2,145 proved cases were collected. Analysis of the results indica