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01 The first stepThe subject maintained normal breathing. First, take a breath, hold the breath for 10 seconds, then exhale the first half of the air, and then remove the last part of the lungs. Blow into the blue air bag until the air bag is full, then close the air bag tightly.
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02 The second stepThe subject uses 80 ~100ml of cold drinking water for one pill of urea13C capsule.
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03The third stepWait for 30 minutes before collecting the second bag of gas
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04 Step 4Collect the air for 30 minutes, and blow it into the pink air bag as in the first step.
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05 Step 5The two bags of gas are handed over to the medical staff, and the test is performed on a special instrument, and the instrument automatically gives the test result.
