Preparation of Chitosan from Shrimp Shell and :从虾壳制备壳聚糖和 热度: AComparisonofChitosanand CollagenSpongesasHemostatic Dressings XIAOHONGWANG*YONGNIANYANANDRENJIZHANG KeyLaboratoryforAdvancedManufacturingbyMaterialsProcessing TechnologyandCenterofOrganManufacturing,DepartmentofMechanical ...