# Series: Pragmatic trials and real world evidence: Paper 3. Patient selection challenges and consequences

> Research article (Journal of Clinical Epidemiology, 2017) · cited 90× · AI/ML

**Wikidata**: [openalex:W2612355004](https://www.wikidata.org/wiki/openalex:W2612355004)  
**Source**: https://4ort.xyz/entity/series-pragmatic-trials-and-real-world-evidence-paper-3-patient-selection-challenges-and-consequences