The publisher regrets that the order of figures 5, 6 and 7 and their captions was incorrect in the above article. The figure are shown below in the correct order.
Fig. 5.

ROC curves illustrating the performance of various classifiers based on combinations of QUS parameters. (a) Effective Scatterer Diameter (ESD) and its heterogeneity index (ESDHI); (b) specific attenuation (ATT), ESD and ESDHI; (c) log-transformed average backscatter coefficient (ABSC), ESD and ESDHI.
Fig. 6.

Plots of best 3 parameters combination.
Fig. 7.

Average backscatter coefficient versus maxCA for fibroadenomas, carcinomas and fat.
The publisher would like to apologise for any inconvenience caused.
