The roentgenological examination is essentially inferior to the post mortum
pathological examination in following aspects ; the roentgenological examinations
provide not colorful, but black and white view, not three dimensional but two
dimensional view and not magnified, but by naked eye view.
In order to improve these weak points of roentgenological examination, the
investigations have been made by us on the chromatoroentgenography, axial transverse
tomography and roentgenography in high magnification.
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