The 1457 cases of invasive breast cancer diagnosed during follow up included 998 (68%) HR-positive/HER2-negative, 120 (8%) HR-positive/HER2-positive, 44 (3%) HR-negative/HER2-positive, 138 (9%) HR-negative/HER2-negative breast cancers, and 157 (11%) with missing data on expression status for at least one receptor. Here, ERBB2 is linked to breast cancer.