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Copyright ©The Author(s) 2017.
World J Clin Pediatr. Feb 8, 2017; 6(1): 10-23
Published online Feb 8, 2017. doi: 10.5409/wjcp.v6.i1.10
Figure 3
Figure 3 Frontal chest radiograph of a 2-year-old boy showing the inferior margin of the thymus merging with the cardiac silhouette - the “notch sign”(arrow).