TY - BOOK AU - Masakuza Maruyama AU - Ken Kimura TI - Review of clinical research in gastroenterology SN - 0-89640-134-0 U1 - 616.3'3 PY - 1987/// CY - New-York, Tokyo KW - gastrointestinal diseases KW - endoscopy KW - gastrointestinal system ER -