| http://www.w3.org/ns/prov#value | - A syringe having a plunger axially movable within a barrel toward and away from a distal end of the barrel carrying a needle and a multiple engagement mechanism disposed at said distal end, said mechanism including first, second and third separate attachment areas for effecting selective individually controllable attachment respectively: (a) to said distal end of the barrel, (b) to the distal end
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