“Formulation, Optimization, And In Vitro Evaluation Of A Buoyancy-Controlled Drug Delivery System For Prolonged Gastric Retention And Improved Bioavailability Of Levodopa In Parkinson’s Disease Therapy”. International Journal of Environmental Sciences (August 4, 2025): 2909–2920. Accessed April 5, 2026. https://theaspd.com/index.php/ijes/article/view/6212.