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(a) Major principal stress distribution in a unit cell of dentin/adhesive interface subjected to a tension of 20 MPa (stress units on the scale bar are in 103 MPa). (b) Von Mises stress distribution in a unit cell of dentin/adhesive interface subjected to a tension of 20 MPa (stress units on the scale bar are in 103 MPa). [Color figure can be viewed in the online issue, which is available at www.interscience.wiley.com.]
