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Ultrasound-microwave Assisted Extraction and Antioxidant Activity of Total Flavonoids from Hibiscus sabdariffa L.
HUANG Qiong,HUANG Xiaomei
Chinese Journal of Tropical Crops . 2020, (6): 1242 -1250 .  DOI: 10.3969/j.issn.1000-2561.2020.06.024