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. Author manuscript; available in PMC: 2012 Jan 1.
Published in final edited form as: Acta Biomater. 2010 Jul 17;7(1):75–82. doi: 10.1016/j.actbio.2010.07.001

Fig. 3.

Fig. 3

Stiffness of the two weight-volume fraction functionalized PEG gels as determined by the elastic modulus during uniaxial tensile testing. Four PEG hydrogel samples of each weight-volume fraction were tested.