Installation | Citing BreastSubtypeR | Brief description | Features | Implemented approaches | Quick start | Descriptive input coverage | Iterative cIHC and ER balancing | Four- versus five-class results and ROR | Guidance & best practices | Input types | When to use AUTO | Interpretation | Shiny app | Launch the local Shiny app | Preprocessing, prediction and downloads | Example data (for Shiny & scripts) | Limitations | Appendix | Sources & support | References | Session information