. Practical radiography : a handbook for physicians, surgeons, and other users of X-rays . Fig. 81. X = j- x d (where b = displacement of index on screen). (4) If the bodies lie side by side, we employ method(2); if one above the other, then method (3) has to betwice followed, and the results subtracted. The decree ofaccuracy obtainable is from 1 to 4 per cent. Plate XL]. Fracture of Radius and Gunshot in Forearm.(By Hall Edwards, , Birmingham.) Localization 161 A very ingenious method of localization has beensuggested by Dr. Mackenzie Davidson. He makesthe usual two exposures with the
. Practical radiography : a handbook for physicians, surgeons, and other users of X-rays . Fig. 81. X = j- x d (where b = displacement of index on screen). (4) If the bodies lie side by side, we employ method(2); if one above the other, then method (3) has to betwice followed, and the results subtracted. The decree ofaccuracy obtainable is from 1 to 4 per cent. Plate XL]. Fracture of Radius and Gunshot in Forearm.(By Hall Edwards, , Birmingham.) Localization 161 A very ingenious method of localization has beensuggested by Dr. Mackenzie Davidson. He makesthe usual two exposures with the tube shifted through acertain distance and afterwards reconstructs the central X-rays by employing fine threads stretched between the
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