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. Author manuscript; available in PMC: 2010 Sep 1.
Published in final edited form as: Bone. 2009 Jun 2;45(3):427–434. doi: 10.1016/j.bone.2009.01.468

Figure 6.

Figure 6

Figure 6

Figure 6

Figure 6

Trace-element concentrations (a and b) and depth profiles (c and d) for the fracture surfaces of young and old bone as determined by X-ray photoelectron spectroscopy: (a) and (c) 48-year-old female: (b) and (d) 78-year-old female.