TY - DATA AU - DiMarino,Anthony J. AU - Benjamin,Stanley B. TI - Gastrointestinal disease: an endoscopic approach SN - 1556425856 PY - 2002/// CY - Thorofare, NJ PB - Slack KW - Gastrointestinal Diseases KW - diagnosis KW - surgery KW - Endoscopy, Gastrointestinal KW - methods ER -