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0W9L Lower Back
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0W9L0 Open
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0W9L3 Percutaneous
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0W9L4 Percutaneous Endoscopic
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0W9L7 Via Natural or Artificial Opening
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0W9L70 Drainage Device
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0W9L7Z No Device
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0W9L8 Via Natural or Artificial Opening Endoscopic
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0W9L80 Drainage Device
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0W9L8Z No Device
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