# Challenges in pragmatic trials: selection and inclusion of usual care sites.

> Research article (Bern Open Repository and Information System (University of Bern), 2017) · cited 19× · AI/ML

**Wikidata**: [openalex:W2754281373](https://www.wikidata.org/wiki/openalex:W2754281373)  
**Source**: https://4ort.xyz/entity/challenges-in-pragmatic-trials-selection-and-inclusion-of-usual-care-sites