Alex E Pratt

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A method of examining the small bowel, involving duodenal intubation is described. Good visualization of all parts of the small bowel is obtained using an air-barium double contrast technique. The technique is compared and contrasted with the more conventional methods of small bowel examination, and its advantages and disadvantages discussed. The authors(More)
Percutaneous venous and retrograde arterial catheterization by the Seldinger technique (Seldinger, 1953), or its modification, is a routine procedure in many cardiovascular diagnostic and research laboratories. The incidence and nature of complications after these procedures vary from one group of investigators to another. Reports and reviews of such(More)
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