The proportion of US-guided localizations was higher when using Cormark markers (75.0%, 6 of 8) than when using UltraClip markers (38.5%, 5 of 13) when no residual lesion was noted on US after NAC, but this trend did not reach statistical significance (P=0.183) ( Table 3 ).
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Comparison of breast tissue markers for tumor localization in breast cancer patients undergoing neoadjuvant chemotherapy.
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0.1830
0.1830