Parijatha Bandigari 2021. Evaluation of Antioxidant Activity of Ethanolic Flower Extracts of Parthenium Hysterophorus. International Journal of Pharma and Bio Sciences. 12, 1 (Mar. 2021), 81–86. DOI:https://doi.org/10.22376/ijpbs.2021.12.1.p81-86.