Titiyaporn Tongrain และ Pitt Supaphol. (2014) Preparation of poly(vinyl alcohol) film blended with quaternary ammonium chitosan nanoparticles loaded tetracycline for antibacterial wound dressing. Chulalongkorn University:ม.ป.ท.Titiyaporn Tongrain และ Pitt Supaphol. 2014. Preparation of poly(vinyl alcohol) film blended with quaternary ammonium chitosan nanoparticles loaded tetracycline for antibacterial wound dressing. ม.ป.ท.:Chulalongkorn University;Titiyaporn Tongrain และ Pitt Supaphol. Preparation of poly(vinyl alcohol) film blended with quaternary ammonium chitosan nanoparticles loaded tetracycline for antibacterial wound dressing. ม.ป.ท.:Chulalongkorn University, 2014. Print.