Good cell compatibility and permeability of silk fibroin/chitosan composite scaffolds 
Zhang Xiaoyun, Chen Yueping, Song Shilei, Zhang Chi, Zhuo Yinghong, Yang Nan, Zhan Huasong, Xu Canhong
Chinese Journal of Tissue Engineering Research . 2020, (16): 2544 -2550 .  DOI: 10.3969/j.issn.2095-4344.2256