# Clustered allocation as a way of understanding historical controls: Components of variation and regulatory considerations

> Research article (Statistical Methods in Medical Research, 2019) · cited 18× · AI/ML

**Wikidata**: [openalex:W2980302257](https://www.wikidata.org/wiki/openalex:W2980302257)  
**Source**: https://4ort.xyz/entity/clustered-allocation-as-a-way-of-understanding-historical-controls-components-of-variation-and-regulatory-considerations