求英文文献两篇，谢谢！

zhusealin

http://www.ncbi.nlm.nih.gov/pubmed/226391534 t; m$ f; h* w# |, d% C; k3 ^- b7 Z
杂志：J Mater Sci Mater Med. 2012 Sep;23(9):2267-79. doi: 10.1007/s10856-012-4684-5. Epub 2012 May 26.; S2 s3 A9 `% _8 `6 P$ R  {+ a
题目：Hydrogels of collagen/chondroitin sulfate/hyaluronan interpenetrating polymer network for cartilage tissue engineering
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http://www.ncbi.nlm.nih.gov/pubmed/14661246
0 z0 L" B8 S# M# Y0 \$ t杂志：J Biomed Mater Res A. 2004 Jan 1;68(1):28-33.$ z7 L( Z$ H  X- q
题目：Photocrosslinkable polysaccharides based on chondroitin sulfate.

farui

Hydrogels of collagen/chondroitin sulfate/hyaluronan interpenetrating polymer network for cartilage tissue engineering, S% [9 A, t  w# i' {- }  y

farui

Photocrosslinkable polysaccharides based on chondroitin sulfate
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