| http://www.w3.org/ns/prov#value | - The treatment 130 may include, but is not limited to a plasma spray coating or other type of coating of a metal or, for example, a calcium phosphate; or a roughening, perforation or indentation in the surface 129, such as by sputtering, sand blasting or acid etching, that allows for bony ingrowth or ongrowth.
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