Enantioselective analysis of disopyramide and mono-N-dealkydisopyramide in plasma and urine by high-performance liquid chromotography on an amylose-derived chiral stationary phase - Bortocan, Renato; Lanchote, Vera Lúcia; Cesarino, Evandro José; Bonato, Pierina Sueli (Journal of Chromatography B, 2000)