ERBB2 and breast cancer: A study that analyzed the 10-year breast cancer recurrence rates among 8062 women from the Netherlands reported that women with the HER2+ type of tumor had the highest rates of local recurrences (7.5%) and distant metastases (25.6%), while the luminal A subtype showed the least chance of local recurrence (3.7%) and distant metastases (9.5%) [24].