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Journal of Clinical Investigation. Jul2010, Vol. 120 Issue 7, p2379-2394. 16p. 1 Color Photograph, 1 Black and White Photograph, 1 Diagram, 10 Graphs.
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Journal of Clinical Investigation. Sep2006, Vol. 116 Issue 9, p2464-2472. 9p. 2 Color Photographs, 14 Black and White Photographs, 1 Chart, 4 Graphs.