In vitro and in vivo toxicological evaluation of extract and fractions from Baccharis trimera with anti-inflammatory activity - Nogueira, N PA; Reis, P A; Laranja, G AT; Pinto, A C; Aiub, C AF; Felzenszwalb, I; Paes, M C; Bastos, F F; Bastos, V LFC; Sabino, K CC; Coelho, M GP (J Ethnopharmacol, 2011)