Physical and Chemical Characterization of Collagen/Alginate/Poly(Vinyl Alcohol) Scaffold with the Addition of Multi-Walled Carbon Nanotube, Reduced Graphene Oxide, Titanium Dioxide... oleh Rusyda Fajarani, Siti Fauziyah Rahman, Azizah Intan Pangesty, Puspita Anggraini Katili, Don-Hee Park, Basari