| http://www.w3.org/ns/prov#value | - An abrasion device assembly for sampling small amounts of epidermal cells from a skin surface of an individual includes an abrasion device connected to a motor; said abrasion device comprising: an actuator device comprising a cylindrical central shaft having a proximal end and a distal end and including a spring at said proximal end; said central shaft comprising a handle integral therewith and pr
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