Degradation of carboxymethyl chitosan by several common periodontal pathogens
Cao Wen-shuai, Deng Jing, Xu Quan-chen, Zhu Yuan-qi
Chinese Journal of Tissue Engineering Research . 2013, (34): 6152 -6158 .  DOI: 10.3969/j.issn.2095-4344.2013.34.014