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3E1G Upper GI
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3E1G3 Percutaneous
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3E1G4 Percutaneous Endoscopic
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3E1G48 Irrigating Substance
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3E1G49 Dialysate
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3E1G7 Via Natural or Artificial Opening
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3E1G8 Via Natural or Artificial Opening Endoscopic
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3E1GX External
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3E1GX8 Irrigating Substance
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3E1GX9 Dialysate
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