Ultrasound–Microwave Combined Extraction of Novel Polysaccharide Fractions from Lycium barbarum Leaves and Their In Vitro Hypoglycemic and Antioxidant Activities. - Quan, Na; Wang, Yi-Dan; Li, Guo-Rong; Liu, Zi-Qi; Feng, Jing; Qiao, Chun-Lei; Zhang, Hua-Feng (Molecules, 2023)