# Expression of Concern: Simultaneous extraction and preliminary purification of polyphenols from grape pomace using an aqueous two-phase system exposed to ultrasound irradiation: process characterization and simulation

PMC · DOI: 10.3389/fnut.2024.1450415 · 2024-07-03

## Full-text entities

- **Chemicals:** polyphenols (MESH:D059808)

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Source: https://tomesphere.com/paper/PMC11253710