Esfandiarpour-Boroujeni, S., Bagheri-Khoulenjani, S., & Mirzadeh, H. (2015). Modeling and optimization of degree of folate grafted on chitosan and carboxymethyl-chitosan. Progress in Biomaterials, 5(1 (March 2016). https://doi.org/10.1007/s40204-015-0044-0