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Evc2 mutation leads to abnormal head in anterior posterior dimension. A. Diagram indicates the landmarks in the anterior posterior dimension. Areas with dark color are derived from neural crest cells. The length of total (B), nasal bone (C), frontal bone (D) and interparietal bone (E) are shown. N=5, #, p>0.05; *, p<0.05; **, p<0.01; ***, p<0.001.
