Elakkiya, M. S.; Kumar, S. R.; Venkateswaramurthy, N.; Kamalakannan, D. Gastroretentive Drug Delivery System of Levofloxacin Hemihydrate: Development and Evaluation of Mucoadhesive Microspheres for the Treatment of H. Pylori Infection. Int. J. of Health Sci. 2022, 6, 46-62.