# Substantial risks associated with few clusters in cluster randomized and stepped wedge designs

> Research article (Clinical Trials, 2016) · cited 97× · AI/ML

**Wikidata**: [openalex:W2313243722](https://www.wikidata.org/wiki/openalex:W2313243722)  
**Source**: https://4ort.xyz/entity/substantial-risks-associated-with-few-clusters-in-cluster-randomized-and-stepped-wedge-designs