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. Author manuscript; available in PMC: 2008 Jan 7.
Published in final edited form as: Dent Mater. 2007 Feb 21;23(12):1473–1481. doi: 10.1016/j.dental.2006.12.003

Figure 1.

Figure 1

Representative light micrographs of the films cast from model mixtures without (a, c) and with PEGDMA (b, d) mixed with different amounts of ethanol and water. The scale bar is 20 microns.