A plate is not just a plate, and a screw is not just a screw.
Manson
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PN
D001696:Biomechanical Phenomena; D001860:Bone Plates / Q000145:classification*; D001863:Bone Screws / Q000145:classification*; D004867:Equipment Design; D005593:Fracture Fixation, Internal / Q000295:instrumentation / Q000379:methods; D006801:Humans