Identifier: americanjournalo10ameruoft (find matches)
Title: The American journal of roentgenology, radium therapy and nuclear medicine
Year: 1906 (1900s)
Authors: American Radium Society American Roentgen Ray Society
Subjects: Radiotherapy X-rays
Publisher: Springfield, Ill. C.C. Thomas
Contributing Library: Internet Archive
Digitizing Sponsor: Internet Archive

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Fig. 4. Contour and cross-section of the average female at the level of the hiwcrportion of the fourth intercostal space.
Text Appearing After Image:
Fig. 5. Contour and cross-section of the average female at the level of the upperborder of the pubic symphysis. brought together, and a composite made at The subject was instructed to stand each level for the twelve male and for the straight, with feet well together, but with twelve female subjects, and from each of the no muscular effort. The level was deter- composites an average contour was traced, mined and indicated on the skin. A piece Figure 3 shows one of these composite of rubber tubing was passed over a heavy 138 Anatomical Cross-Section Charts in Estimating; X-Ray Dosage lead wire, the whole being readily malle-able and yet stiff enough to hold anyposition. The median line having beendetermmed at a given level, the middle ofthe lead wire was placed in contact withthe skin at this point, a correspondingmark being made on the rubber tubing.The ends were then molded to the surface,an assistant maintaining the contactbehind as the wire was adjusted anteriorly,where the mid-line

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