| http://www.w3.org/ns/prov#value | - This approach could be pursued with any number of water-soluble polymers which are chemically modified with photopolymerizable groups; for example, with water-soluble polymers chosen from polyvinylpyrrolidone, polyethyloxazoline, polyethyleneoxide-polypropyleneoxide copolymers, polysaccharides such as dextran, alginate, hyaluronic acid, chondroitin sulfate, heparin, heparin sulfate, heparan sulfat
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