E. Spence

Gastrointestinal studies in the green iguana: technique and reference values.

H. Dobson, D. Smith, E. Spence, 2001, Veterinary radiology & ultrasound : the official journal of the American College of Veterinary Radiology and the International Veterinary Radiology Association.

Yogurt consumption and colorectal polyps

Julia L. Drewes, W. Zheng, H. Murff, 2020, British Journal of Nutrition.

Self-reported Metabolic Risk Factor Associations with Adenomatous, Sessile Serrated, and Synchronous Adenomatous and Sessile Serrated Polyps

Julia L. Drewes, G. Mullin, J. Gills, 2021, Cancer Prevention Research.

The GRP test: a new clinical test of acid secretion — reproducibility data

E. El-Omar, I. Penman, K. McColl, 1994 .