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09NF Eustachian Tube, Right
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09NF0 Open
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09NF0Z No Device
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09NF0ZZRelease Right Eustachian Tube, Open Approach
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09NF3 Percutaneous
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09NF3Z No Device
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09NF3ZZRelease Right Eustachian Tube, Percutaneous Approach
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09NF4 Percutaneous Endoscopic
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09NF4Z No Device
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09NF4ZZRelease Right Eustachian Tube, Percutaneous Endoscopic Approach
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09NF7 Via Natural or Artificial Opening
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09NF7Z No Device
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09NF7ZZRelease Right Eustachian Tube, Via Natural or Artificial Opening
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09NF8 Via Natural or Artificial Opening Endoscopic
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09NF8Z No Device
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09NF8ZZRelease Right Eustachian Tube, Via Natural or Artificial Opening Endoscopic
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09NFX External
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09NFXZ No Device
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