prov:value
| - The devices or surfaces, sometimes generally together referred to as "surfaces" herein, can be made of a variety of natural or synthetic materials such as metals, plastics and polymers, and including Dacron???, rubber, latex, collagenous substances, silicone, polyurethane, polyvinyl chloride, Teflon???, polypropylene, polyethylene, poly(lactic acid), polyglycolic acid, cotton, silk, stainless stee
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