The biopsy channel leakage, rubber aging,angle is not enough,insert tube is a little aging.
The biopsy channel leakage, rubber aging,angle is not enough,insert tube is a little aging.
The biopsy channel leakage, rubber aging,angle is not enough,insert tube is a little aging.
The biopsy channel leakage, rubber aging,angle is not enough,insert tube is a little aging.
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