# Subgroup analysis in the heterogeneous Cox model

> Research article (Statistics in Medicine, 2020) · cited 29× · AI/ML

**Wikidata**: [openalex:W3101329868](https://www.wikidata.org/wiki/openalex:W3101329868)  
**Source**: https://4ort.xyz/entity/subgroup-analysis-in-the-heterogeneous-cox-model