ERBB2 and breast neoplasm: To this end, using an in silico dataset of 1,196 breast tumors each of which could be assigned to one of 7 molecular subtypes; luminal A, luminal B, HER2 enriched, basal-like, normal-like, molecular apocrine and CL we identified that 6.69% (n = 80) of the tumors were CL.