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Differentiation of the osteoprogenitor cells and the role of growth factors during the temporal progression. Adapted from [33], F. Hughes, et al., Periodontol 2000 41, 48 (2006). © 2006, Blackwell Munksgaard; From [279], Y. Luu, et al., Bonekey Osteovision 6, 132 (2009). © 2009, Nature Publishing Group.
