Figure 1.

TAD measured from the RV lateral wall (TADl). The upper image was the apical 4-chamber view, the lower curve was the M-mode line of RV lateral wall. TADl was the distance measured form the highest to the lowest of the line (in the above image).

Li et al. Scoliosis 2013 8:1   doi:10.1186/1748-7161-8-1
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