| http://www.w3.org/ns/prov#value | - The interconnected outer main frames 11 and 12 provide the structural support for the entire trauma board apparatus 10, and are formed of a suitable strong, lightweight material, such as aluminum, and the spacer posts 21 are preferably formed of an electrically non-conductive material, such as wood or plastic, to provide electrical isolation between the two outer frames 11 and 12 to prevent ground
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