Figure 4. Kaplan–Meier plotter analysis was used to assess the correlation of miR-27b and miR-205 with survival for patients with breast cancer in the METABRIC database. HR, hazard ratio; (A, B) OS, overall survival; (C) TNBC, triple-negative breast cancer; (D) luminal A, (ER+HER2-KI67-); (E) luminal A; (F) ER, estrogen receptor.