Dores, R.G.R. Guimarães, S.F. Braga, T.V. Fonseca, M.C.M. Martins, P.M. Ferreira, T.C. Phenolic compounds, flavonoids and antioxidant activity of leaves, flowers and roots of white-weed Subjects--Topical Terms: COMPOSTO FENÓLICOANÁLISE QUÍMICAANTIOXIDANTE