Gastro-Retentive Floating Drug Delivery Systems of Metformin Hydrochloride: A Comprehensive Review. International Journal of Pharmaceutical and Healthcare Innovation, [S. l.], v. 3, n. 3, p. 1189–1196, 2026. DOI: 10.62752/ijphi.v3i2.267. Disponível em: https://ijphi.com/index.php/files/article/view/277. Acesso em: 17 aug. 2026.