R H Riddell

The Vienna classification of gastrointestinal epithelial neoplasia

M F Dixon, S. Dawsey, A. Iwashita, 2000, Gut.

Evaluation of salivary antibodies to detect infection with Helicobacter pylori.

R. Hunt, M. Loeb, R. Riddell, 1997, Canadian journal of gastroenterology = Journal canadien de gastroenterologie.