Authors: Leung, WK Sung, JJY Ling, TKW Siu, KLK Cheng, AFB

Citation: Wk. Leung et al., Use of chopsticks for eating and Helicobacter pylori infection, DIG DIS SCI, 44(6), 1999, pp. 1173-1176

Authors: Leung, WK Siu, KLK Kwok, CKL Chan, SY Sung, R Sung, JJY

Citation: Wk. Leung et al., Isolation of Helicobacter pylori from vomitus in children and its implication in gastro-oral transmission, AM J GASTRO, 94(10), 1999, pp. 2881-2884