# Use of multiple period, cluster randomised, crossover trial designs for comparative effectiveness research

> Research article (BMJ, 2020) · cited 49× · AI/ML

**Wikidata**: [openalex:W3095861338](https://www.wikidata.org/wiki/openalex:W3095861338)  
**Source**: https://4ort.xyz/entity/use-of-multiple-period-cluster-randomised-crossover-trial-designs-for-comparative-effectiveness-research