| LncRNAs | Long non-coding RNAs |
| IGF2-AS | Insulin-like growth factor 2 antisense |
| TAMR | Tamoxifen resistance |
| NGS | Next-generation sequencing |
| ER | Estrogen receptor |
| PR | Progesterone receptor |
| HER2 | Human epidermal growth factor receptor 2 |
| TNBC | Triple-negative breast cancer |
| SERMs | Selective estrogen receptor modulators |
| OS | Overall survival |