TY - JOUR AU - Wong, B C; Lam, S K; Wong, W M TI - Helicobacter pylori eradication to prevent gastric cancer in a high-risk region of China: a randomized controlled trial JO - JAMA VL - 291 PY - 2004 DO - 10.1001/jama.291.2.187 SP - 187 EP - 194 ER -