Optimization of Extraction and Antioxidant Activities of Resveratrol from Polygonum cuspidatum by Ultrasound-Assisted Natural Deep Eutectic Solvent Method. - Guo, Ying; Wan, Siyi; Gu, Yue; He, Ting; Chen, Zhaoyuan; Qu, Xiaoxiao; Quan, Jiaxin; Ma, Junkai; Hamid, Izni Atikah Abd (Molecules, 2026)