# The cluster randomized crossover trial: The effects of attrition in the AB/BA design and how to account for it in sample size calculations

> Research article (Clinical Trials, 2020) · cited 11× · AI/ML

**Wikidata**: [openalex:W3011558338](https://www.wikidata.org/wiki/openalex:W3011558338)  
**Source**: https://4ort.xyz/entity/the-cluster-randomized-crossover-trial-the-effects-of-attrition-in-the-ab-ba-design-and-how-to-account-for-it-in-sample-