Cyclosporine bioequivalence study: quantification using fluorescence polarization immunoassay (FPIA) and radioimmunoassay (RIA) - Mendes, G. D.; Oliveira, C. H. de; Sucupira, M.; Donato, J. L.; Moreno, R. A.; De Nucci, Gilberto (International Journal of Clinical Pharmacology and Therapeutics, 2004)