Analysis of antioxidant activity, total phenolic and flavonoid contents of ethanol extract of Litsea cubeba Lour. BarkAminah Dalimunthe, Dewi Pertiwi, Mahatir Muhammad and Denny SatriaE3S Web Conf., 332 (2021) 08005DOI: https://doi.org/10.1051/e3sconf/202133208005