@article{Kotreka_2011 author = {Udaya Kotreka and Moji Christianah Adeyeye}, title = {Gastroretentive Floating Drug-Delivery Systems: A Critical Review}, journal = {Critical Reviews™ in Therapeutic Drug Carrier Systems}, issn = {0743-4863}, year = {2011}, volume = {28}, number = {1}, pages = {47--99} }