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0W9C Mediastinum
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0W9C0 Open
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0W9C3 Percutaneous
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0W9C4 Percutaneous Endoscopic
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0W9C7 Via Natural or Artificial Opening
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0W9C70 Drainage Device
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0W9C7Z No Device
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0W9C8 Via Natural or Artificial Opening Endoscopic
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0W9C80 Drainage Device
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0W9C8Z No Device
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