Microwave-Ultrasound Assisted Extraction and Characterization of Phenolic Compounds From Heliotropium foertherianum : Optimization, Isolation, and Biological Activity Evaluation. - Kien Cuong, Pham; Van Dung, Vu; Ngoc Doan, Vu; Tuan Dat, Doan; Thi Kim Giang, Nguyen; Quang Hung, Vu; Huong, Nguyen Thi (Natural Product Communications, 2026)