High performance liquid chromatographic method for the determination of guaifenesin in pharmaceutical syrups and in environmental samples. Baghdad Science Journal, Iraq, Baghdad, v. 10, n. 3, p. 1014–1022, 2025. DOI: 10.21123/bsj.2013.10.3.1014-1022. Disponível em: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/2612.. Acesso em: 18 jun. 2025.