# Unrepresentative big surveys significantly overestimated US vaccine uptake

> Research article (Nature, 2021) · cited 248× · AI/ML

**Wikidata**: [openalex:W4200003648](https://www.wikidata.org/wiki/openalex:W4200003648)  
**Source**: https://4ort.xyz/entity/unrepresentative-big-surveys-significantly-overestimated-us-vaccine-uptake