Yaowalak Boonsongrit. (2006) Chitosan drug binding by ionic interaction : preparation, characterization and in vitro release study. Mahidol University,:ม.ป.ท.Yaowalak Boonsongrit. 2006. Chitosan drug binding by ionic interaction : preparation, characterization and in vitro release study. ม.ป.ท.:Mahidol University,;Yaowalak Boonsongrit. Chitosan drug binding by ionic interaction : preparation, characterization and in vitro release study. ม.ป.ท.:Mahidol University, 2006. Print.