Chromatographic development of validated analytical method for the estimation of tapentadol and paracetamol in combined dosage form. International Journal of Phytopharmacy, [S. l.], v. 3, n. 6, p. 90–98, 2014. DOI: 10.7439/ijpp.v3i6.67. Disponível em: https://ssjournals.co.in/index.php/ijpp/article/view/1167. Acesso em: 15 mar. 2025.