Formulation, development, and evaluation of chitosan mucoadhesive microspheres of Atenolol, a selective beta blocker. International Journal of Advances in Pharmaceutics, [S. l.], v. 15, n. 1, p. e5901, 2026. Disponível em: https://ssjournals.co.in/index.php/ijap/article/view/5901. Acesso em: 26 jan. 2026.