@inproceedings{inproceedingsfcea24c3, title = {Enantioselective determination of oxybutynin and N-desethyloxubutynin in rat liver microsomal fraction using HPLC and LPME: application to an in vitro biotransformation study}, author = {Fonseca, Patrícia da and Bonato, Pierina Sueli and Ciancaglini, Pietro and Freitas, Luís Alexandre Pedro de}, year = {2008}, booktitle = {Congresso Latino Americano de Cromatografia e Técnicas Relacionadas} }