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Table 1 Code of hydrogel of varying PVA/CS ratio

From: Characterization of a novel polyvinyl alcohol/chitosan porous hydrogel combined with bone marrow mesenchymal stem cells and its application in articular cartilage repair

Control group (without PS-80) Experimental group (with PS-80) PVA/CS(W:W)
a A 5:5
b B 6:4
c C 7:3
d D 8:2
e E 9:1