# Weighted nearest neighbours-based control group selection method for observational studies

> Research article (PLoS ONE, 2020) · cited 14× · AI/ML

**Wikidata**: [openalex:W3045414880](https://www.wikidata.org/wiki/openalex:W3045414880)  
**Source**: https://4ort.xyz/entity/weighted-nearest-neighbours-based-control-group-selection-method-for-observational-studies