A Liquid-Liquid Extraction-Based Validation Method for the Quantification of Levetriracetam in Human Plasma. International Journal of Life Sciences Biotechnology and Pharma Sciences, [S. l.], v. 17, n. 2, p. 32–37, 2021. Disponível em: https://ijlbps.net/index.php/ijlbps/article/view/111. Acesso em: 12 mar. 2026.