# Chemical Fingerprint of Free Polyphenols and Antioxidant Activity in Dietary Fruits and Vegetables Using a Non-Targeted Approach Based on QuEChERS Ultrasound-Assisted Extraction Combined with UHPLC-PDA

> Research article (Antioxidants, 2020) · cited 45× · AI/ML

**Wikidata**: [openalex:W3016098758](https://www.wikidata.org/wiki/openalex:W3016098758)  
**Source**: https://4ort.xyz/entity/chemical-fingerprint-of-free-polyphenols-and-antioxidant-activity-in-dietary-fruits-and-vegetables-using-a-non-targeted-