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09N0 External Ear, Right
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09N00 Open
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09N00Z No Device
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09N00ZZRelease Right External Ear, Open Approach
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09N03 Percutaneous
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09N03Z No Device
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09N03ZZRelease Right External Ear, Percutaneous Approach
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09N04 Percutaneous Endoscopic
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09N04Z No Device
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09N04ZZRelease Right External Ear, Percutaneous Endoscopic Approach
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09N07 Via Natural or Artificial Opening
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09N07Z No Device
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09N08 Via Natural or Artificial Opening Endoscopic
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09N08Z No Device
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09N0X External
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09N0XZ No Device
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09N0XZZRelease Right External Ear, External Approach
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