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0W9K Upper Back
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0W9K0 Open
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0W9K3 Percutaneous
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0W9K4 Percutaneous Endoscopic
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0W9K7 Via Natural or Artificial Opening
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0W9K70 Drainage Device
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0W9K7Z No Device
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0W9K8 Via Natural or Artificial Opening Endoscopic
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0W9K80 Drainage Device
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0W9K8Z No Device
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