# Catalogue of bias: attrition bias

> Research article (BMJ evidence-based medicine, 2018) · cited 199× · AI/ML

**Wikidata**: [openalex:W2784801669](https://www.wikidata.org/wiki/openalex:W2784801669)  
**Source**: https://4ort.xyz/entity/catalogue-of-bias-attrition-bias