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Tissue acquisition rates of EUS-FNB and EUS-FNA. The tissue acquisition rate reached a plateau after the 4th pass with EUS-FNA, whereas it reached a plateau after the 2nd pass with EUS-FNB.
EUS-FNB, endoscopic ultrasound-guided fine needle biopsy; EUS-FNA, endoscopic ultrasound-guided fine needle aspiration.
