“…pCR was defined as the complete disappearance of invasive carcinoma and ductal carcinoma in situ (DCIS) in 23 studies. 12,21,[28][29][30][31][33][34][35]40,41,43,[46][47][48]59,63,65,66,68,70,73,78 In 3 studies, 32,42,76 the definition of pCR was not reported. In 29 studies, 10,11,19,20,[36][37][38][39]44,45,[50][51][52][53][54][56][57][58][60][61][62]64,67,69,71,…”