EVALUATION OF DPPH RADICAL SCAVENGING ACTIVITY AND REDUCING POWER OF FOUR SELECTED MEDICINAL PLANTS AND THEIR COMBINATIONS. International Journal of Pharmaceutical Sciences and Drug Research, [S. l.], v. 4, n. 2, p. 143–146, 2012. DOI: 10.25004/IJPSDR.2012.040212. Disponível em: https://ijpsdronline.com/index.php/journal/article/view/205.. Acesso em: 25 sep. 2025.