The incidence continued increasing for all tumour subtypes, with no sign of flattening of the incidence over time (cumulated incidence rates up to 36.9%, 53.5%, 72.6% and 71.3% in patients with HER2−/HR+, HER2+:HR+, HER2+/HR− and triple-negative tumours). Here, ERBB2 is linked to neoplasm.