TY - JOUR T1 - 20-MHz high-frequency endoscopic ultrasound-assisted endoscopic mucosal resection for colorectal submucosal lesions: a prospective analysis. JO - J Clin Gastroenterol PY - 2005/08/01 AU - Hurlstone DP AU - Cross SS AU - Sanders DS ED - DO - DOI: 10.1097/01.mcg.0000170740.82004.39 VL - 39 IS - 7 SP - 596 EP - 599 Y2 - 2025/05/22 ER -