nvestigation of Two Naturally Occurring Hydrophilic Matrix Materials for Oral Controlled Drug Delivery Systems. The East and Central African Journal of Pharmaceutical Sciences, [S. l.], v. 2, n. 1, p. 16–19, 2020. Disponível em: http://jsep.uonbi.ac.ke/ojs/index.php/ecajps/article/view/496. Acesso em: 11 may. 2026.